115501534140 has 96 divisors (see below), whose sum is σ = 333921982464. Its totient is φ = 29799233280.

The previous prime is 115501534129. The next prime is 115501534157. The reversal of 115501534140 is 41435105511.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 115501534098 and 115501534107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13065802 + ... + 13074638.

It is an arithmetic number, because the mean of its divisors is an integer number (3478353984).

Almost surely, 2^115501534140 is an apocalyptic number.

115501534140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

115501534140 is an abundant number, since it is smaller than the sum of its proper divisors (218420448324).

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

115501534140 is a wasteful number, since it uses less digits than its factorization.

115501534140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15907 (or 15905 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 30.

Adding to 115501534140 its reverse (41435105511), we get a palindrome (156936639651).

The spelling of 115501534140 in words is "one hundred fifteen billion, five hundred one million, five hundred thirty-four thousand, one hundred forty".