64813676 has 6 divisors (see below), whose sum is σ = 113423940. Its totient is φ = 32406836.

The previous prime is 64813663. The next prime is 64813711. The reversal of 64813676 is 67631846.

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 as a sum of consecutive naturals, namely, 8101706 + ... + 8101713.

It is an arithmetic number, because the mean of its divisors is an integer number (18903990).

Almost surely, 2^64813676 is an apocalyptic number.

It is an amenable number.

64813676 is a deficient number, since it is larger than the sum of its proper divisors (48610264).

64813676 is a wasteful number, since it uses less digits than its factorization.

64813676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16203423 (or 16203421 counting only the distinct ones).

The product of its digits is 145152, while the sum is 41.

The square root of 64813676 is about 8050.6941315641. The cubic root of 64813676 is about 401.6880247439.

The spelling of 64813676 in words is "sixty-four million, eight hundred thirteen thousand, six hundred seventy-six".