15726945012 has 48 divisors (see below), whose sum is σ = 38843481600. Its totient is φ = 4938645600.

The previous prime is 15726945007. The next prime is 15726945023. The reversal of 15726945012 is 21054962751.

15726945012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 151864 + ... + 233487.

It is an arithmetic number, because the mean of its divisors is an integer number (809239200).

Almost surely, 2^15726945012 is an apocalyptic number.

15726945012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

15726945012 is an abundant number, since it is smaller than the sum of its proper divisors (23116536588).

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

15726945012 is a wasteful number, since it uses less digits than its factorization.

15726945012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 385556 (or 385554 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 42.

The spelling of 15726945012 in words is "fifteen billion, seven hundred twenty-six million, nine hundred forty-five thousand, twelve".