64653063 has 8 divisors (see below), whose sum is σ = 86967408. Its totient is φ = 42720384.

The previous prime is 64653053. The next prime is 64653079. The reversal of 64653063 is 36035646.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 64653063 - 2⁶ = 64652999 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64653053) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 95020 + ... + 95697.

It is an arithmetic number, because the mean of its divisors is an integer number (10870926).

Almost surely, 2^64653063 is an apocalyptic number.

64653063 is a deficient number, since it is larger than the sum of its proper divisors (22314345).

64653063 is a wasteful number, since it uses less digits than its factorization.

64653063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190833.

The product of its (nonzero) digits is 38880, while the sum is 33.

The square root of 64653063 is about 8040.7128415334. The cubic root of 64653063 is about 401.3559462473.

The spelling of 64653063 in words is "sixty-four million, six hundred fifty-three thousand, sixty-three".