16312962501381 has 144 divisors (see below), whose sum is σ = 28973259490560. Its totient is φ = 8090615715840.

The previous prime is 16312962501373. The next prime is 16312962501457. The reversal of 16312962501381 is 18310526921361.

It is not a de Polignac number, because 16312962501381 - 2³ = 16312962501373 is a prime.

It is a super-2 number, since 2×16312962501381² (a number of 27 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 16312962501381.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16312962501361) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 590372436 + ... + 590400066.

Almost surely, 2^{16312962501381} is an apocalyptic number.

It is an amenable number.

16312962501381 is a deficient number, since it is larger than the sum of its proper divisors (12660296989179).

16312962501381 is a wasteful number, since it uses less digits than its factorization.

16312962501381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28764 (or 28740 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 48.

The spelling of 16312962501381 in words is "sixteen trillion, three hundred twelve billion, nine hundred sixty-two million, five hundred one thousand, three hundred eighty-one".