64650076 has 12 divisors (see below), whose sum is σ = 115055640. Its totient is φ = 31777040.

The previous prime is 64650067. The next prime is 64650083. The reversal of 64650076 is 67005646.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 136735 + ... + 137206.

It is an arithmetic number, because the mean of its divisors is an integer number (9587970).

Almost surely, 2^64650076 is an apocalyptic number.

It is an amenable number.

64650076 is a deficient number, since it is larger than the sum of its proper divisors (50405564).

64650076 is a wasteful number, since it uses less digits than its factorization.

64650076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274004 (or 274002 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 34.

The square root of 64650076 is about 8040.5270971498. The cubic root of 64650076 is about 401.3497652116.

The spelling of 64650076 in words is "sixty-four million, six hundred fifty thousand, seventy-six".