64648468 has 12 divisors (see below), whose sum is σ = 113208340. Its totient is φ = 32303232.

The previous prime is 64648447. The next prime is 64648481. The reversal of 64648468 is 86484646.

It can be written as a sum of positive squares in 2 ways, for example, as 21641104 + 43007364 = 4652^2 + 6558^2 .

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3178 + ... + 11806.

Almost surely, 2^64648468 is an apocalyptic number.

It is an amenable number.

64648468 is a deficient number, since it is larger than the sum of its proper divisors (48559872).

64648468 is a wasteful number, since it uses less digits than its factorization.

64648468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10506 (or 10504 counting only the distinct ones).

The product of its digits is 884736, while the sum is 46.

The square root of 64648468 is about 8040.4271030835. The cubic root of 64648468 is about 401.3464376786.

The spelling of 64648468 in words is "sixty-four million, six hundred forty-eight thousand, four hundred sixty-eight".