40252225205 has 8 divisors (see below), whose sum is σ = 48304267704. Its totient is φ = 32200715200.

The previous prime is 40252225199. The next prime is 40252225217. The reversal of 40252225205 is 50252225204.

It can be written as a sum of positive squares in 4 ways, for example, as 13328009809 + 26924215396 = 115447^2 + 164086^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 40252225205 - 2⁸ = 40252224949 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58175 + ... + 289635.

It is an arithmetic number, because the mean of its divisors is an integer number (6038033463).

Almost surely, 2^40252225205 is an apocalyptic number.

It is an amenable number.

40252225205 is a deficient number, since it is larger than the sum of its proper divisors (8052042499).

40252225205 is a wasteful number, since it uses less digits than its factorization.

40252225205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266247.

The product of its (nonzero) digits is 16000, while the sum is 29.

Subtracting 40252225205 from its reverse (50252225204), we obtain a palindrome (9999999999).

The spelling of 40252225205 in words is "forty billion, two hundred fifty-two million, two hundred twenty-five thousand, two hundred five".