64048664 has 8 divisors (see below), whose sum is σ = 120091260. Its totient is φ = 32024328.

The previous prime is 64048661. The next prime is 64048679. The reversal of 64048664 is 46684046.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64048661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4003034 + ... + 4003049.

Almost surely, 2^64048664 is an apocalyptic number.

It is an amenable number.

64048664 is a deficient number, since it is larger than the sum of its proper divisors (56042596).

64048664 is a wasteful number, since it uses less digits than its factorization.

64048664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8006089 (or 8006085 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 38.

The square root of 64048664 is about 8003.0409220496. The cubic root of 64048664 is about 400.1013576477.

The spelling of 64048664 in words is "sixty-four million, forty-eight thousand, six hundred sixty-four".