158942552976 has 45 divisors (see below), whose sum is σ = 444831784059. Its totient is φ = 52979256288.

The previous prime is 158942552971. The next prime is 158942553001. The reversal of 158942552976 is 679255249851.

The square root of 158942552976 is 398676.

It is a perfect power (a square), and thus also a powerful number.

158942552976 is a `hidden beast` number, since 1 + 5 + 8 + 9 + 4 + 2 + 552 + 9 + 76 = 666.

It is not an unprimeable number, because it can be changed into a prime (158942552971) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 4767501 + ... + 4800723.

Almost surely, 2^158942552976 is an apocalyptic number.

158942552976 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

158942552976 is the 398676-th square number.

It is an amenable number.

158942552976 is an abundant number, since it is smaller than the sum of its proper divisors (285889231083).

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

158942552976 is an frugal number, since it uses more digits than its factorization.

158942552976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66460 (or 33228 counting only the distinct ones).

The product of its digits is 54432000, while the sum is 63.

The spelling of 158942552976 in words is "one hundred fifty-eight billion, nine hundred forty-two million, five hundred fifty-two thousand, nine hundred seventy-six".