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40404042014241 = 313468014004747
BaseRepresentation
bin10010010111111010011001…
…00100100101111000100001
312022001120220011020222110110
421023331030210211320201
520243434434223423431
6221533205522521533
711340044553355563
oct1113751444457041
9168046804228413
1040404042014241
1111968292427604
1246466a7b062a9
131971114447ab9
149d97cd40b333
154a10063d9346
hex24bf4c925e21

40404042014241 has 4 divisors (see below), whose sum is σ = 53872056018992. Its totient is φ = 26936028009492.

The previous prime is 40404042014179. The next prime is 40404042014321. The reversal of 40404042014241 is 14241024040404.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 40404042014241 - 235 = 40369682275873 is a prime.

It is a super-2 number, since 2×404040420142412 (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40404042014199 and 40404042014208.

It is not an unprimeable number, because it can be changed into a prime (40404042014641) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6734007002371 + ... + 6734007002376.

It is an arithmetic number, because the mean of its divisors is an integer number (13468014004748).

Almost surely, 240404042014241 is an apocalyptic number.

It is an amenable number.

40404042014241 is a deficient number, since it is larger than the sum of its proper divisors (13468014004751).

40404042014241 is a wasteful number, since it uses less digits than its factorization.

40404042014241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13468014004750.

The product of its (nonzero) digits is 16384, while the sum is 30.

Adding to 40404042014241 its reverse (14241024040404), we get a palindrome (54645066054645).

The spelling of 40404042014241 in words is "forty trillion, four hundred four billion, forty-two million, fourteen thousand, two hundred forty-one".

Divisors: 1 3 13468014004747 40404042014241