2115115456425 has 12 divisors (see below), whose sum is σ = 3496990888080. Its totient is φ = 1128061576720.

The previous prime is 2115115456387. The next prime is 2115115456429. The reversal of 2115115456425 is 5246545115112.

It is not a de Polignac number, because 2115115456425 - 2¹⁴ = 2115115440041 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2115115456429) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14100769635 + ... + 14100769784.

It is an arithmetic number, because the mean of its divisors is an integer number (291415907340).

Almost surely, 2^{2115115456425} is an apocalyptic number.

2115115456425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2115115456425 is a deficient number, since it is larger than the sum of its proper divisors (1381875431655).

2115115456425 is a wasteful number, since it uses less digits than its factorization.

2115115456425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28201539432 (or 28201539427 counting only the distinct ones).

The product of its digits is 240000, while the sum is 42.

The spelling of 2115115456425 in words is "two trillion, one hundred fifteen billion, one hundred fifteen million, four hundred fifty-six thousand, four hundred twenty-five".