126080913915 has 24 divisors (see below), whose sum is σ = 238407547248. Its totient is φ = 61130139840.

The previous prime is 126080913913. The next prime is 126080913923. The reversal of 126080913915 is 519319080621.

126080913915 is a `hidden beast` number, since 1 + 2 + 608 + 0 + 9 + 1 + 39 + 1 + 5 = 666.

It is not a de Polignac number, because 126080913915 - 2¹ = 126080913913 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (126080913913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 127353964 + ... + 127354953.

It is an arithmetic number, because the mean of its divisors is an integer number (9933647802).

Almost surely, 2^126080913915 is an apocalyptic number.

126080913915 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

126080913915 is a deficient number, since it is larger than the sum of its proper divisors (112326633333).

126080913915 is a wasteful number, since it uses less digits than its factorization.

126080913915 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254708939 (or 254708936 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 45.

The spelling of 126080913915 in words is "one hundred twenty-six billion, eighty million, nine hundred thirteen thousand, nine hundred fifteen".