158841864 has 64 divisors (see below), whose sum is σ = 460425600. Its totient is φ = 50643648.

The previous prime is 158841847. The next prime is 158841869. The reversal of 158841864 is 468148851.

158841864 is a `hidden beast` number, since 1 + 588 + 4 + 1 + 8 + 64 = 666.

158841864 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (158841869) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11019 + ... + 20954.

It is an arithmetic number, because the mean of its divisors is an integer number (7194150).

Almost surely, 2^158841864 is an apocalyptic number.

It is an amenable number.

158841864 is an abundant number, since it is smaller than the sum of its proper divisors (301583736).

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

158841864 is a wasteful number, since it uses less digits than its factorization.

158841864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32011 (or 32001 counting only the distinct ones).

The product of its digits is 245760, while the sum is 45.

The square root of 158841864 is about 12603.2481527581. The cubic root of 158841864 is about 541.5704898222.

The spelling of 158841864 in words is "one hundred fifty-eight million, eight hundred forty-one thousand, eight hundred sixty-four".