455605640451 has 24 divisors (see below), whose sum is σ = 708810822720. Its totient is φ = 280336726656.

The previous prime is 455605640437. The next prime is 455605640453. The reversal of 455605640451 is 154046506554.

455605640451 is a `hidden beast` number, since 4 + 5 + 560 + 5 + 6 + 40 + 45 + 1 = 666.

It is not a de Polignac number, because 455605640451 - 2⁵ = 455605640419 is a prime.

It is a super-2 number, since 2×455605640451² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 455605640397 and 455605640406.

It is not an unprimeable number, because it can be changed into a prime (455605640453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 680655 + ... + 1172391.

It is an arithmetic number, because the mean of its divisors is an integer number (29533784280).

Almost surely, 2^455605640451 is an apocalyptic number.

455605640451 is a deficient number, since it is larger than the sum of its proper divisors (253205182269).

455605640451 is a wasteful number, since it uses less digits than its factorization.

455605640451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 499675 (or 499672 counting only the distinct ones).

The product of its (nonzero) digits is 1440000, while the sum is 45.

The spelling of 455605640451 in words is "four hundred fifty-five billion, six hundred five million, six hundred forty thousand, four hundred fifty-one".