15021706012 has 12 divisors (see below), whose sum is σ = 26289428256. Its totient is φ = 7510440800.

The previous prime is 15021705997. The next prime is 15021706067. The reversal of 15021706012 is 21060712051.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12148 + ... + 173755.

It is an arithmetic number, because the mean of its divisors is an integer number (2190785688).

Almost surely, 2^15021706012 is an apocalyptic number.

It is an amenable number.

15021706012 is a deficient number, since it is larger than the sum of its proper divisors (11267722244).

15021706012 is a wasteful number, since it uses less digits than its factorization.

15021706012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206108 (or 206106 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 25.

The spelling of 15021706012 in words is "fifteen billion, twenty-one million, seven hundred six thousand, twelve".