158722680688 has 40 divisors (see below), whose sum is σ = 361288344816. Its totient is φ = 66596928000.

The previous prime is 158722680667. The next prime is 158722680761. The reversal of 158722680688 is 886086227851.

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, 34683613 + ... + 34688188.

Almost surely, 2^158722680688 is an apocalyptic number.

It is an amenable number.

158722680688 is an abundant number, since it is smaller than the sum of its proper divisors (202565664128).

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

158722680688 is a wasteful number, since it uses less digits than its factorization.

158722680688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69371833 (or 69371827 counting only the distinct ones).

The product of its (nonzero) digits is 20643840, while the sum is 61.

The spelling of 158722680688 in words is "one hundred fifty-eight billion, seven hundred twenty-two million, six hundred eighty thousand, six hundred eighty-eight".