455221655394 has 32 divisors (see below), whose sum is σ = 995917234176. Its totient is φ = 137570074320.

The previous prime is 455221655353. The next prime is 455221655419. The reversal of 455221655394 is 493556122554.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9372642 + ... + 9421085.

It is an arithmetic number, because the mean of its divisors is an integer number (31122413568).

Almost surely, 2^455221655394 is an apocalyptic number.

455221655394 is an abundant number, since it is smaller than the sum of its proper divisors (540695578782).

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

455221655394 is a wasteful number, since it uses less digits than its factorization.

455221655394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18794110.

The product of its digits is 6480000, while the sum is 51.

The spelling of 455221655394 in words is "four hundred fifty-five billion, two hundred twenty-one million, six hundred fifty-five thousand, three hundred ninety-four".