115400747115 has 64 divisors (see below), whose sum is σ = 214395033600. Its totient is φ = 58836540672.

The previous prime is 115400747087. The next prime is 115400747117. The reversal of 115400747115 is 511747004511.

115400747115 is a `hidden beast` number, since 115 + 400 + 74 + 71 + 1 + 5 = 666.

It is not a de Polignac number, because 115400747115 - 2⁵ = 115400747083 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 115400747115.

It is not an unprimeable number, because it can be changed into a prime (115400747117) 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, 61351 + ... + 484319.

It is an arithmetic number, because the mean of its divisors is an integer number (3349922400).

Almost surely, 2^115400747115 is an apocalyptic number.

115400747115 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

115400747115 is a deficient number, since it is larger than the sum of its proper divisors (98994286485).

115400747115 is a wasteful number, since it uses less digits than its factorization.

115400747115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 423073 (or 423067 counting only the distinct ones).

The product of its (nonzero) digits is 19600, while the sum is 36.

The spelling of 115400747115 in words is "one hundred fifteen billion, four hundred million, seven hundred forty-seven thousand, one hundred fifteen".