64151044 has 12 divisors (see below), whose sum is σ = 115298764. Its totient is φ = 31208544.

The previous prime is 64151039. The next prime is 64151051. The reversal of 64151044 is 44015146.

64151044 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 48469444 + 15681600 = 6962^2 + 3960^2 .

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 3 ways as a sum of consecutive naturals, for example, 216579 + ... + 216874.

Almost surely, 2^64151044 is an apocalyptic number.

It is an amenable number.

64151044 is a deficient number, since it is larger than the sum of its proper divisors (51147720).

64151044 is a wasteful number, since it uses less digits than its factorization.

64151044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 433494 (or 433492 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 64151044 is about 8009.4346866680. The cubic root of 64151044 is about 400.3144277732.

The spelling of 64151044 in words is "sixty-four million, one hundred fifty-one thousand, forty-four".