9457081931512 has 16 divisors (see below), whose sum is σ = 17742665736360. Its totient is φ = 4725704401824.

The previous prime is 9457081931477. The next prime is 9457081931513. The reversal of 9457081931512 is 2151391807549.

It is a super-2 number, since 2×9457081931512² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9457081931513) 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, 354556323 + ... + 354582994.

Almost surely, 2^{9457081931512} is an apocalyptic number.

It is an amenable number.

9457081931512 is a deficient number, since it is larger than the sum of its proper divisors (8285583804848).

9457081931512 is a wasteful number, since it uses less digits than its factorization.

9457081931512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 709140990 (or 709140986 counting only the distinct ones).

The product of its (nonzero) digits is 2721600, while the sum is 55.

The spelling of 9457081931512 in words is "nine trillion, four hundred fifty-seven billion, eighty-one million, nine hundred thirty-one thousand, five hundred twelve".