64125464 has 32 divisors (see below), whose sum is σ = 129820320. Its totient is φ = 29519616.

The previous prime is 64125443. The next prime is 64125487. The reversal of 64125464 is 46452146.

64125464 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×64125464² = 8224150266430592, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 64125464.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 66812 + ... + 67764.

It is an arithmetic number, because the mean of its divisors is an integer number (4056885).

Almost surely, 2^64125464 is an apocalyptic number.

It is an amenable number.

64125464 is an abundant number, since it is smaller than the sum of its proper divisors (65694856).

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

64125464 is a wasteful number, since it uses less digits than its factorization.

64125464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1619 (or 1615 counting only the distinct ones).

The product of its digits is 23040, while the sum is 32.

The square root of 64125464 is about 8007.8376606922. The cubic root of 64125464 is about 400.2612127160.

The spelling of 64125464 in words is "sixty-four million, one hundred twenty-five thousand, four hundred sixty-four".