9428573715015 has 64 divisors (see below), whose sum is σ = 18945956736000. Its totient is φ = 3978650858112.

The previous prime is 9428573714999. The next prime is 9428573715019. The reversal of 9428573715015 is 5105173758249.

It is not a de Polignac number, because 9428573715015 - 2⁴ = 9428573714999 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9428573715019) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 70416585 + ... + 70550354.

It is an arithmetic number, because the mean of its divisors is an integer number (296030574000).

Almost surely, 2^{9428573715015} is an apocalyptic number.

9428573715015 is an abundant number, since it is smaller than the sum of its proper divisors (9517383020985).

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

9428573715015 is a wasteful number, since it uses less digits than its factorization.

9428573715015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140966981 (or 140966967 counting only the distinct ones).

The product of its (nonzero) digits is 10584000, while the sum is 57.

The spelling of 9428573715015 in words is "nine trillion, four hundred twenty-eight billion, five hundred seventy-three million, seven hundred fifteen thousand, fifteen".