31325402036104 has 32 divisors (see below), whose sum is σ = 64735249773600. Its totient is φ = 14092027153920.

The previous prime is 31325402036069. The next prime is 31325402036111. The reversal of 31325402036104 is 40163020452313.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 31325402036104.

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, 1834890834 + ... + 1834907905.

It is an arithmetic number, because the mean of its divisors is an integer number (2022976555425).

Almost surely, 2^{31325402036104} is an apocalyptic number.

It is an amenable number.

31325402036104 is an abundant number, since it is smaller than the sum of its proper divisors (33409847737496).

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

31325402036104 is a wasteful number, since it uses less digits than its factorization.

31325402036104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3669798853 (or 3669798849 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 34.

Adding to 31325402036104 its reverse (40163020452313), we get a palindrome (71488422488417).

The spelling of 31325402036104 in words is "thirty-one trillion, three hundred twenty-five billion, four hundred two million, thirty-six thousand, one hundred four".