455621565051 has 12 divisors (see below), whose sum is σ = 659460411480. Its totient is φ = 303129076320.

The previous prime is 455621565043. The next prime is 455621565073. The reversal of 455621565051 is 150565126554.

It is a happy number.

455621565051 is a `hidden beast` number, since 45 + 56 + 2 + 1 + 56 + 505 + 1 = 666.

It is not a de Polignac number, because 455621565051 - 2³ = 455621565043 is a prime.

It is a super-3 number, since 3×455621565051³ (a number of 36 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 455621564988 and 455621565006.

It is not an unprimeable number, because it can be changed into a prime (455621565041) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 51548146 + ... + 51556983.

It is an arithmetic number, because the mean of its divisors is an integer number (54955034290).

Almost surely, 2^455621565051 is an apocalyptic number.

455621565051 is a deficient number, since it is larger than the sum of its proper divisors (203838846429).

455621565051 is a wasteful number, since it uses less digits than its factorization.

455621565051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103105626 (or 103105623 counting only the distinct ones).

The product of its (nonzero) digits is 900000, while the sum is 45.

The spelling of 455621565051 in words is "four hundred fifty-five billion, six hundred twenty-one million, five hundred sixty-five thousand, fifty-one".