31359932481604 has 24 divisors (see below), whose sum is σ = 54891606087360. Its totient is φ = 15676616768736.

The previous prime is 31359932481599. The next prime is 31359932481607. The reversal of 31359932481604 is 40618423995313.

It is a super-2 number, since 2×31359932481604² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (31359932481607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 712266639 + ... + 712310665.

It is an arithmetic number, because the mean of its divisors is an integer number (2287150253640).

Almost surely, 2^{31359932481604} is an apocalyptic number.

It is an amenable number.

31359932481604 is a deficient number, since it is larger than the sum of its proper divisors (23531673605756).

31359932481604 is a wasteful number, since it uses less digits than its factorization.

31359932481604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78027 (or 78025 counting only the distinct ones).

The product of its (nonzero) digits is 16796160, while the sum is 58.

The spelling of 31359932481604 in words is "thirty-one trillion, three hundred fifty-nine billion, nine hundred thirty-two million, four hundred eighty-one thousand, six hundred four".