115525415253420 has 48 divisors (see below), whose sum is σ = 359412403012320. Its totient is φ = 30806777400768.

The previous prime is 115525415253377. The next prime is 115525415253421. The reversal of 115525415253420 is 24352514525511.

115525415253420 is a `hidden beast` number, since 1 + 1 + 5 + 5 + 2 + 5 + 41 + 52 + 534 + 20 = 666.

It is a super-2 number, since 2×115525415253420² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (115525415253421) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 106967976547 + ... + 106967977626.

It is an arithmetic number, because the mean of its divisors is an integer number (7487758396090).

Almost surely, 2^{115525415253420} is an apocalyptic number.

115525415253420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

115525415253420 is an abundant number, since it is smaller than the sum of its proper divisors (243886987758900).

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

115525415253420 is a wasteful number, since it uses less digits than its factorization.

115525415253420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213935954191 (or 213935954183 counting only the distinct ones).

The product of its (nonzero) digits is 1200000, while the sum is 45.

Adding to 115525415253420 its reverse (24352514525511), we get a palindrome (139877929778931).

The spelling of 115525415253420 in words is "one hundred fifteen trillion, five hundred twenty-five billion, four hundred fifteen million, two hundred fifty-three thousand, four hundred twenty".