15170612428040 has 16 divisors (see below), whose sum is σ = 34133877963180. Its totient is φ = 6068244971200.

The previous prime is 15170612427917. The next prime is 15170612428051. The reversal of 15170612428040 is 4082421607151.

It can be written as a sum of positive squares in 2 ways, for example, as 14771216235556 + 399396192484 = 3843334^2 + 631978^2 .

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, 189632655311 + ... + 189632655390.

Almost surely, 2^{15170612428040} is an apocalyptic number.

15170612428040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

15170612428040 is an abundant number, since it is smaller than the sum of its proper divisors (18963265535140).

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

15170612428040 is a wasteful number, since it uses less digits than its factorization.

15170612428040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 379265310712 (or 379265310708 counting only the distinct ones).

The product of its (nonzero) digits is 107520, while the sum is 41.

The spelling of 15170612428040 in words is "fifteen trillion, one hundred seventy billion, six hundred twelve million, four hundred twenty-eight thousand, forty".