115400512415 has 8 divisors (see below), whose sum is σ = 138482554608. Its totient is φ = 92319116800.

The previous prime is 115400512399. The next prime is 115400512457. The reversal of 115400512415 is 514215004511.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 115400512415 - 2⁴ = 115400512399 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 423740 + ... + 640590.

It is an arithmetic number, because the mean of its divisors is an integer number (17310319326).

Almost surely, 2^115400512415 is an apocalyptic number.

115400512415 is a deficient number, since it is larger than the sum of its proper divisors (23082042193).

115400512415 is a wasteful number, since it uses less digits than its factorization.

115400512415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 323289.

The product of its (nonzero) digits is 4000, while the sum is 29.

Adding to 115400512415 its reverse (514215004511), we get a palindrome (629615516926).

The spelling of 115400512415 in words is "one hundred fifteen billion, four hundred million, five hundred twelve thousand, four hundred fifteen".