455555111513 has 4 divisors (see below), whose sum is σ = 455556487440. Its totient is φ = 455553735588.

The previous prime is 455555111503. The next prime is 455555111617. The reversal of 455555111513 is 315111555554.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 455555111513 - 2²⁰ = 455554062937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (455555111503) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 144206 + ... + 965352.

It is an arithmetic number, because the mean of its divisors is an integer number (113889121860).

Almost surely, 2^455555111513 is an apocalyptic number.

It is an amenable number.

455555111513 is a deficient number, since it is larger than the sum of its proper divisors (1375927).

455555111513 is an equidigital number, since it uses as much as digits as its factorization.

455555111513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1375926.

The product of its digits is 187500, while the sum is 41.

The spelling of 455555111513 in words is "four hundred fifty-five billion, five hundred fifty-five million, one hundred eleven thousand, five hundred thirteen".