7157230531512 has 32 divisors (see below), whose sum is σ = 17893732506000. Its totient is φ = 2385656020224.

The previous prime is 7157230531439. The next prime is 7157230531621. The reversal of 7157230531512 is 2151350327517.

It is a super-2 number, since 2×7157230531512² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

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, 4798387 + ... + 6110562.

Almost surely, 2^{7157230531512} is an apocalyptic number.

It is an amenable number.

7157230531512 is an abundant number, since it is smaller than the sum of its proper divisors (10736501974488).

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

7157230531512 is a wasteful number, since it uses less digits than its factorization.

7157230531512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10936295 (or 10936291 counting only the distinct ones).

The product of its (nonzero) digits is 220500, while the sum is 42.

The spelling of 7157230531512 in words is "seven trillion, one hundred fifty-seven billion, two hundred thirty million, five hundred thirty-one thousand, five hundred twelve".