113204215455 has 8 divisors (see below), whose sum is σ = 181126744752. Its totient is φ = 60375581568.

The previous prime is 113204215451. The next prime is 113204215469. The reversal of 113204215455 is 554512402311.

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

It is not a de Polignac number, because 113204215455 - 2² = 113204215451 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113204215451) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3773473834 + ... + 3773473863.

It is an arithmetic number, because the mean of its divisors is an integer number (22640843094).

Almost surely, 2^113204215455 is an apocalyptic number.

113204215455 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

113204215455 is a deficient number, since it is larger than the sum of its proper divisors (67922529297).

113204215455 is an equidigital number, since it uses as much as digits as its factorization.

113204215455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7546947705.

The product of its (nonzero) digits is 24000, while the sum is 33.

Adding to 113204215455 its reverse (554512402311), we get a palindrome (667716617766).

The spelling of 113204215455 in words is "one hundred thirteen billion, two hundred four million, two hundred fifteen thousand, four hundred fifty-five".