40508536902 has 16 divisors (see below), whose sum is σ = 85281130560. Its totient is φ = 12792169512.

The previous prime is 40508536891. The next prime is 40508536903. The reversal of 40508536902 is 20963580504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40508536903) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 177668908 + ... + 177669135.

It is an arithmetic number, because the mean of its divisors is an integer number (5330070660).

Almost surely, 2^40508536902 is an apocalyptic number.

40508536902 is an abundant number, since it is smaller than the sum of its proper divisors (44772593658).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40508536902 is a wasteful number, since it uses less digits than its factorization.

40508536902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 355338067.

The product of its (nonzero) digits is 259200, while the sum is 42.

The spelling of 40508536902 in words is "forty billion, five hundred eight million, five hundred thirty-six thousand, nine hundred two".