16313431514256 has 60 divisors (see below), whose sum is σ = 45656930721792. Its totient is φ = 5437574670528.

The previous prime is 16313431514251. The next prime is 16313431514273. The reversal of 16313431514256 is 65241513431361.

16313431514256 is a `hidden beast` number, since 1 + 6 + 3 + 1 + 343 + 1 + 51 + 4 + 256 = 666.

It is a super-3 number, since 3×16313431514256³ (a number of 41 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (16313431514251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 891025 + ... + 5781071.

Almost surely, 2^{16313431514256} is an apocalyptic number.

16313431514256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

16313431514256 is an abundant number, since it is smaller than the sum of its proper divisors (29343499207536).

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

16313431514256 is a wasteful number, since it uses less digits than its factorization.

16313431514256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4913228 (or 4913219 counting only the distinct ones).

The product of its digits is 777600, while the sum is 45.

The spelling of 16313431514256 in words is "sixteen trillion, three hundred thirteen billion, four hundred thirty-one million, five hundred fourteen thousand, two hundred fifty-six".