16136631072 has 72 divisors (see below), whose sum is σ = 46864935936. Its totient is φ = 5264428416.

The previous prime is 16136631067. The next prime is 16136631073. The reversal of 16136631072 is 27013663161.

16136631072 is a `hidden beast` number, since 1 + 6 + 13 + 6 + 631 + 0 + 7 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (16136631073) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 582528 + ... + 609599.

It is an arithmetic number, because the mean of its divisors is an integer number (650901888).

Almost surely, 2^16136631072 is an apocalyptic number.

16136631072 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16136631072 is an abundant number, since it is smaller than the sum of its proper divisors (30728304864).

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

16136631072 is a wasteful number, since it uses less digits than its factorization.

16136631072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1192190 (or 1192179 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 36.

The spelling of 16136631072 in words is "sixteen billion, one hundred thirty-six million, six hundred thirty-one thousand, seventy-two".