158578056 has 96 divisors (see below), whose sum is σ = 528615360. Its totient is φ = 41821056.

The previous prime is 158578039. The next prime is 158578073. The reversal of 158578056 is 650875851.

158578056 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (158578039) and next prime (158578073).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5550 + ... + 18653.

It is an arithmetic number, because the mean of its divisors is an integer number (5506410).

Almost surely, 2^158578056 is an apocalyptic number.

It is an amenable number.

158578056 is an abundant number, since it is smaller than the sum of its proper divisors (370037304).

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

158578056 is a wasteful number, since it uses less digits than its factorization.

158578056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24235 (or 24228 counting only the distinct ones).

The product of its (nonzero) digits is 336000, while the sum is 45.

The square root of 158578056 is about 12592.7779302265. Note that the first 3 decimals coincide. The cubic root of 158578056 is about 541.2705063639.

The spelling of 158578056 in words is "one hundred fifty-eight million, five hundred seventy-eight thousand, fifty-six".