31432553555116 has 12 divisors (see below), whose sum is σ = 62865107110288. Its totient is φ = 13471094380752.

The previous prime is 31432553555111. The next prime is 31432553555119. The reversal of 31432553555116 is 61155535523413.

31432553555116 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 31432553555116.

It is not an unprimeable number, because it can be changed into a prime (31432553555111) 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, 561295599171 + ... + 561295599226.

Almost surely, 2^{31432553555116} is an apocalyptic number.

It is an amenable number.

31432553555116 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

31432553555116 is a wasteful number, since it uses less digits than its factorization.

31432553555116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1122591198408 (or 1122591198406 counting only the distinct ones).

The product of its digits is 4050000, while the sum is 49.

The spelling of 31432553555116 in words is "thirty-one trillion, four hundred thirty-two billion, five hundred fifty-three million, five hundred fifty-five thousand, one hundred sixteen".