40205046113 has 4 divisors (see below), whose sum is σ = 40211932848. Its totient is φ = 40198159380.

The previous prime is 40205046073. The next prime is 40205046127. The reversal of 40205046113 is 31164050204.

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 a cyclic number.

It is not a de Polignac number, because 40205046113 - 2¹⁴ = 40205029729 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40205046143) 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, 3434603 + ... + 3446288.

It is an arithmetic number, because the mean of its divisors is an integer number (10052983212).

Almost surely, 2^40205046113 is an apocalyptic number.

It is an amenable number.

40205046113 is a deficient number, since it is larger than the sum of its proper divisors (6886735).

40205046113 is an equidigital number, since it uses as much as digits as its factorization.

40205046113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6886734.

The product of its (nonzero) digits is 2880, while the sum is 26.

Adding to 40205046113 its reverse (31164050204), we get a palindrome (71369096317).

The spelling of 40205046113 in words is "forty billion, two hundred five million, forty-six thousand, one hundred thirteen".