15712343345072 has 50 divisors (see below), whose sum is σ = 33486724325940. Its totient is φ = 7141974141280.

The previous prime is 15712343345063. The next prime is 15712343345119. The reversal of 15712343345072 is 27054334321751.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 33302438 + ... + 33770949.

Almost surely, 2^{15712343345072} is an apocalyptic number.

It is an amenable number.

15712343345072 is an abundant number, since it is smaller than the sum of its proper divisors (17774380980868).

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

15712343345072 is an frugal number, since it uses more digits than its factorization.

15712343345072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67073439 (or 67073400 counting only the distinct ones).

The product of its (nonzero) digits is 2116800, while the sum is 47.

The spelling of 15712343345072 in words is "fifteen trillion, seven hundred twelve billion, three hundred forty-three million, three hundred forty-five thousand, seventy-two".