16263315315 has 36 divisors (see below), whose sum is σ = 30525006096. Its totient is φ = 8006551488.

The previous prime is 16263315281. The next prime is 16263315317. The reversal of 16263315315 is 51351336261.

16263315315 is a `hidden beast` number, since 1 + 6 + 2 + 6 + 331 + 5 + 315 = 666.

It is not a de Polignac number, because 16263315315 - 2⁸ = 16263315059 is a prime.

It is a super-2 number, since 2×16263315315² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 16263315315.

It is not an unprimeable number, because it can be changed into a prime (16263315317) by changing a digit.

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 35 ways as a sum of consecutive naturals, for example, 1061647 + ... + 1076856.

It is an arithmetic number, because the mean of its divisors is an integer number (847916836).

Almost surely, 2^16263315315 is an apocalyptic number.

16263315315 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

16263315315 is a deficient number, since it is larger than the sum of its proper divisors (14261690781).

16263315315 is a wasteful number, since it uses less digits than its factorization.

16263315315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2138540 (or 2138524 counting only the distinct ones).

The product of its digits is 48600, while the sum is 36.

The spelling of 16263315315 in words is "sixteen billion, two hundred sixty-three million, three hundred fifteen thousand, three hundred fifteen".