64712158 has 16 divisors (see below), whose sum is σ = 111062880. Its totient is φ = 27701856.

The previous prime is 64712129. The next prime is 64712161. The reversal of 64712158 is 85121746.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13188 + ... + 17416.

It is an arithmetic number, because the mean of its divisors is an integer number (6941430).

Almost surely, 2^64712158 is an apocalyptic number.

64712158 is a deficient number, since it is larger than the sum of its proper divisors (46350722).

64712158 is a wasteful number, since it uses less digits than its factorization.

64712158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5331.

The product of its digits is 13440, while the sum is 34.

The square root of 64712158 is about 8044.3867385898. The cubic root of 64712158 is about 401.4781931336.

The spelling of 64712158 in words is "sixty-four million, seven hundred twelve thousand, one hundred fifty-eight".