64315580396 has 48 divisors (see below), whose sum is σ = 116453863680. Its totient is φ = 31061620800.

The previous prime is 64315580369. The next prime is 64315580423. The reversal of 64315580396 is 69308551346.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (64315580369) and next prime (64315580423).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5890190 + ... + 5901098.

It is an arithmetic number, because the mean of its divisors is an integer number (2426122160).

Almost surely, 2^64315580396 is an apocalyptic number.

It is an amenable number.

64315580396 is a deficient number, since it is larger than the sum of its proper divisors (52138283284).

64315580396 is a wasteful number, since it uses less digits than its factorization.

64315580396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11334 (or 11332 counting only the distinct ones).

The product of its (nonzero) digits is 2332800, while the sum is 50.

The spelling of 64315580396 in words is "sixty-four billion, three hundred fifteen million, five hundred eighty thousand, three hundred ninety-six".