76501664 has 24 divisors (see below), whose sum is σ = 152680500. Its totient is φ = 37725696.

The previous prime is 76501661. The next prime is 76501679. The reversal of 76501664 is 46610567.

It can be written as a sum of positive squares in 2 ways, for example, as 75829264 + 672400 = 8708^2 + 820^2 .

It is not an unprimeable number, because it can be changed into a prime (76501661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14039 + ... + 18710.

Almost surely, 2^76501664 is an apocalyptic number.

It is an amenable number.

76501664 is a deficient number, since it is larger than the sum of its proper divisors (76178836).

76501664 is a wasteful number, since it uses less digits than its factorization.

76501664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32832 (or 32824 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 35.

The square root of 76501664 is about 8746.5229662992. The cubic root of 76501664 is about 424.5123153396.

The spelling of 76501664 in words is "seventy-six million, five hundred one thousand, six hundred sixty-four".