16163531251429 has 32 divisors (see below), whose sum is σ = 17508896133120. Its totient is φ = 14875536510912.

The previous prime is 16163531251403. The next prime is 16163531251453. The reversal of 16163531251429 is 92415213536161.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16163531251429 is a prime.

It is a super-2 number, since 2×16163531251429² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16163531251129) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 220394164 + ... + 220467490.

It is an arithmetic number, because the mean of its divisors is an integer number (547153004160).

Almost surely, 2^{16163531251429} is an apocalyptic number.

It is an amenable number.

16163531251429 is a deficient number, since it is larger than the sum of its proper divisors (1345364881691).

16163531251429 is a wasteful number, since it uses less digits than its factorization.

16163531251429 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74529.

The product of its digits is 1166400, while the sum is 49.

The spelling of 16163531251429 in words is "sixteen trillion, one hundred sixty-three billion, five hundred thirty-one million, two hundred fifty-one thousand, four hundred twenty-nine".