158158056 has 64 divisors (see below), whose sum is σ = 458657280. Its totient is φ = 44510400.

The previous prime is 158158043. The next prime is 158158061. The reversal of 158158056 is 650851851.

158158056 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4231 + ... + 18281.

It is an arithmetic number, because the mean of its divisors is an integer number (7166520).

Almost surely, 2^158158056 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 158158056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (229328640).

158158056 is an abundant number, since it is smaller than the sum of its proper divisors (300499224).

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

158158056 is a wasteful number, since it uses less digits than its factorization.

158158056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14134 (or 14130 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 39.

The square root of 158158056 is about 12576.0906485283. The cubic root of 158158056 is about 540.7922253735.

It can be divided in two parts, 15815 and 8056, that added together give a triangular number (23871 = T₂₁₈).

The spelling of 158158056 in words is "one hundred fifty-eight million, one hundred fifty-eight thousand, fifty-six".