158106435876 has 27 divisors (see below), whose sum is σ = 399663965883. Its totient is φ = 52701350040.

The previous prime is 158106435857. The next prime is 158106435881. The reversal of 158106435876 is 678534601851.

It is a happy number.

The square root of 158106435876 is 397626.

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

158106435876 is a `hidden beast` number, since 1 + 5 + 8 + 10 + 6 + 43 + 587 + 6 = 666.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 2352621 + ... + 2418891.

Almost surely, 2^158106435876 is an apocalyptic number.

158106435876 is the 397626-th square number.

It is an amenable number.

158106435876 is an abundant number, since it is smaller than the sum of its proper divisors (241557530007).

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

158106435876 is an frugal number, since it uses more digits than its factorization.

158106435876 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132552 (or 66276 counting only the distinct ones).

The product of its (nonzero) digits is 4838400, while the sum is 54.

The spelling of 158106435876 in words is "one hundred fifty-eight billion, one hundred six million, four hundred thirty-five thousand, eight hundred seventy-six".