455313360621 has 16 divisors (see below), whose sum is σ = 693917018624. Its totient is φ = 260139244464.

The previous prime is 455313360613. The next prime is 455313360709. The reversal of 455313360621 is 126063313554.

It is not a de Polignac number, because 455313360621 - 2³ = 455313360613 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 455313360621.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (455313360221) 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, 1518355 + ... + 1793328.

It is an arithmetic number, because the mean of its divisors is an integer number (43369813664).

Almost surely, 2^455313360621 is an apocalyptic number.

It is an amenable number.

455313360621 is a deficient number, since it is larger than the sum of its proper divisors (238603658003).

455313360621 is a wasteful number, since it uses less digits than its factorization.

455313360621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3318240.

The product of its (nonzero) digits is 194400, while the sum is 39.

The spelling of 455313360621 in words is "four hundred fifty-five billion, three hundred thirteen million, three hundred sixty thousand, six hundred twenty-one".