115040745400 has 48 divisors (see below), whose sum is σ = 305679698640. Its totient is φ = 39442540800.

The previous prime is 115040745383. The next prime is 115040745403. The reversal of 115040745400 is 4547040511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115040745403) 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, 41084581 + ... + 41087380.

It is an arithmetic number, because the mean of its divisors is an integer number (6368327055).

Almost surely, 2^115040745400 is an apocalyptic number.

115040745400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

115040745400 is an abundant number, since it is smaller than the sum of its proper divisors (190638953240).

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

115040745400 is a wasteful number, since it uses less digits than its factorization.

115040745400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82171984 (or 82171975 counting only the distinct ones).

The product of its (nonzero) digits is 11200, while the sum is 31.

Adding to 115040745400 its reverse (4547040511), we get a palindrome (119587785911).

The spelling of 115040745400 in words is "one hundred fifteen billion, forty million, seven hundred forty-five thousand, four hundred".