115402511415 has 32 divisors (see below), whose sum is σ = 189766771200. Its totient is φ = 59842744704.

The previous prime is 115402511387. The next prime is 115402511437. The reversal of 115402511415 is 514115204511.

It is not a de Polignac number, because 115402511415 - 2¹⁴ = 115402495031 is a prime.

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, 731236 + ... + 874934.

It is an arithmetic number, because the mean of its divisors is an integer number (5930211600).

Almost surely, 2^115402511415 is an apocalyptic number.

115402511415 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

115402511415 is a deficient number, since it is larger than the sum of its proper divisors (74364259785).

115402511415 is a wasteful number, since it uses less digits than its factorization.

115402511415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145191.

The product of its (nonzero) digits is 4000, while the sum is 30.

Adding to 115402511415 its reverse (514115204511), we get a palindrome (629517715926).

The spelling of 115402511415 in words is "one hundred fifteen billion, four hundred two million, five hundred eleven thousand, four hundred fifteen".