16320462431264 has 12 divisors (see below), whose sum is σ = 32130910411614. Its totient is φ = 8160231215616.

The previous prime is 16320462431227. The next prime is 16320462431293. The reversal of 16320462431264 is 46213426402361.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 13878456144400 + 2442006286864 = 3725380^2 + 1562692^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 255007225457 + ... + 255007225520.

Almost surely, 2^{16320462431264} is an apocalyptic number.

It is an amenable number.

16320462431264 is a deficient number, since it is larger than the sum of its proper divisors (15810447980350).

16320462431264 is an equidigital number, since it uses as much as digits as its factorization.

16320462431264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 510014450987 (or 510014450979 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 44.

The spelling of 16320462431264 in words is "sixteen trillion, three hundred twenty billion, four hundred sixty-two million, four hundred thirty-one thousand, two hundred sixty-four".