158645952 has 126 divisors (see below), whose sum is σ = 476287084. Its totient is φ = 52358400.

The previous prime is 158645947. The next prime is 158646041. The reversal of 158645952 is 259546851.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

158645952 is a `hidden beast` number, since 1 + 58 + 6 + 4 + 595 + 2 = 666.

158645952 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 158645898 and 158645907.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1570702 + ... + 1570802.

Almost surely, 2^158645952 is an apocalyptic number.

158645952 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 158645952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (238143542).

158645952 is an abundant number, since it is smaller than the sum of its proper divisors (317641132).

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

158645952 is an frugal number, since it uses more digits than its factorization.

158645952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229 (or 106 counting only the distinct ones).

The product of its digits is 432000, while the sum is 45.

The square root of 158645952 is about 12595.4734726409. The cubic root of 158645952 is about 541.3477445804.

The spelling of 158645952 in words is "one hundred fifty-eight million, six hundred forty-five thousand, nine hundred fifty-two".