64304899344 has 60 divisors (see below), whose sum is σ = 205673609856. Its totient is φ = 18372828096.

The previous prime is 64304899319. The next prime is 64304899369. The reversal of 64304899344 is 44399840346.

64304899344 is a `hidden beast` number, since 6 + 4 + 30 + 489 + 93 + 44 = 666.

It is an interprime number because it is at equal distance from previous prime (64304899319) and next prime (64304899369).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 31896264 + ... + 31898279.

Almost surely, 2^64304899344 is an apocalyptic number.

It is an amenable number.

64304899344 is an abundant number, since it is smaller than the sum of its proper divisors (141368710512).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

64304899344 is a wasteful number, since it uses less digits than its factorization.

64304899344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63794564 (or 63794555 counting only the distinct ones).

The product of its (nonzero) digits is 8957952, while the sum is 54.

The spelling of 64304899344 in words is "sixty-four billion, three hundred four million, eight hundred ninety-nine thousand, three hundred forty-four".