15155056101115 has 16 divisors (see below), whose sum is σ = 20784146185152. Its totient is φ = 10392003846144.

The previous prime is 15155056101109. The next prime is 15155056101161. The reversal of 15155056101115 is 51110165055151.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-15155056101115 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14396607 + ... + 15413383.

It is an arithmetic number, because the mean of its divisors is an integer number (1299009136572).

Almost surely, 2^{15155056101115} is an apocalyptic number.

15155056101115 is a deficient number, since it is larger than the sum of its proper divisors (5629090084037).

15155056101115 is a wasteful number, since it uses less digits than its factorization.

15155056101115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1442646.

The product of its (nonzero) digits is 18750, while the sum is 37.

The spelling of 15155056101115 in words is "fifteen trillion, one hundred fifty-five billion, fifty-six million, one hundred one thousand, one hundred fifteen".