431561553613312 has 40 divisors (see below), whose sum is σ = 907663382722800. Its totient is φ = 204423893812224.

The previous prime is 431561553613297. The next prime is 431561553613327. The reversal of 431561553613312 is 213316355165134.

It is an interprime number because it is at equal distance from previous prime (431561553613297) and next prime (431561553613327).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22181402362 + ... + 22181421817.

It is an arithmetic number, because the mean of its divisors is an integer number (22691584568070).

Almost surely, 2^{431561553613312} is an apocalyptic number.

It is an amenable number.

431561553613312 is an abundant number, since it is smaller than the sum of its proper divisors (476101829109488).

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

431561553613312 is an equidigital number, since it uses as much as digits as its factorization.

431561553613312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44362824216 (or 44362824200 counting only the distinct ones).

The product of its digits is 2916000, while the sum is 49.

The spelling of 431561553613312 in words is "four hundred thirty-one trillion, five hundred sixty-one billion, five hundred fifty-three million, six hundred thirteen thousand, three hundred twelve".