8156906397496 has 32 divisors (see below), whose sum is σ = 15342169110480. Its totient is φ = 4065681312000.

The previous prime is 8156906397467. The next prime is 8156906397533. The reversal of 8156906397496 is 6947936096518.

It is a super-2 number, since 2×8156906397496² (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, 2012671 + ... + 4512721.

Almost surely, 2^{8156906397496} is an apocalyptic number.

It is an amenable number.

8156906397496 is a deficient number, since it is larger than the sum of its proper divisors (7185262712984).

8156906397496 is a wasteful number, since it uses less digits than its factorization.

8156906397496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2501335 (or 2501331 counting only the distinct ones).

The product of its (nonzero) digits is 529079040, while the sum is 73.

The spelling of 8156906397496 in words is "eight trillion, one hundred fifty-six billion, nine hundred six million, three hundred ninety-seven thousand, four hundred ninety-six".