158166746992 has 20 divisors (see below), whose sum is σ = 312968245536. Its totient is φ = 77400748160.

The previous prime is 158166746971. The next prime is 158166747059. The reversal of 158166746992 is 299647661851.

It is a congruent number.

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, 105163309 + ... + 105164812.

Almost surely, 2^158166746992 is an apocalyptic number.

It is an amenable number.

158166746992 is a deficient number, since it is larger than the sum of its proper divisors (154801498544).

158166746992 is a wasteful number, since it uses less digits than its factorization.

158166746992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210328176 (or 210328170 counting only the distinct ones).

The product of its digits is 39191040, while the sum is 64.

The spelling of 158166746992 in words is "one hundred fifty-eight billion, one hundred sixty-six million, seven hundred forty-six thousand, nine hundred ninety-two".