158715264 has 128 divisors (see below), whose sum is σ = 458045280. Its totient is φ = 48496640.

The previous prime is 158715253. The next prime is 158715269. The reversal of 158715264 is 462517851.

It is a tau number, because it is divible by the number of its divisors (128).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (158715269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 267352 + ... + 267944.

Almost surely, 2^158715264 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 158715264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (229022640).

158715264 is an abundant number, since it is smaller than the sum of its proper divisors (299330016).

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

158715264 is a wasteful number, since it uses less digits than its factorization.

158715264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 668 (or 656 counting only the distinct ones).

The product of its digits is 67200, while the sum is 39.

The square root of 158715264 is about 12598.2246368288. The cubic root of 158715264 is about 541.4265709047.

The spelling of 158715264 in words is "one hundred fifty-eight million, seven hundred fifteen thousand, two hundred sixty-four".