15714312672 has 144 divisors (see below), whose sum is σ = 44942833152. Its totient is φ = 4802008320.

The previous prime is 15714312659. The next prime is 15714312673. The reversal of 15714312672 is 27621341751.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 15714312672.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15714312673) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1067023 + ... + 1081649.

It is an arithmetic number, because the mean of its divisors is an integer number (312103008).

Almost surely, 2^15714312672 is an apocalyptic number.

15714312672 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 15714312672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22471416576).

15714312672 is an abundant number, since it is smaller than the sum of its proper divisors (29228520480).

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

15714312672 is a wasteful number, since it uses less digits than its factorization.

15714312672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14709 (or 14682 counting only the distinct ones).

The product of its digits is 70560, while the sum is 39.

The spelling of 15714312672 in words is "fifteen billion, seven hundred fourteen million, three hundred twelve thousand, six hundred seventy-two".