455772637664 has 24 divisors (see below), whose sum is σ = 897386658840. Its totient is φ = 227864914816.

The previous prime is 455772637643. The next prime is 455772637751. The reversal of 455772637664 is 466736277554.

It is a junction number, because it is equal to n+sod(n) for n = 455772637597 and 455772637606.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 320054 + ... + 1006965.

It is an arithmetic number, because the mean of its divisors is an integer number (37391110785).

Almost surely, 2^455772637664 is an apocalyptic number.

It is an amenable number.

455772637664 is a deficient number, since it is larger than the sum of its proper divisors (441614021176).

455772637664 is a wasteful number, since it uses less digits than its factorization.

455772637664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1337762 (or 1337754 counting only the distinct ones).

The product of its digits is 177811200, while the sum is 62.

The spelling of 455772637664 in words is "four hundred fifty-five billion, seven hundred seventy-two million, six hundred thirty-seven thousand, six hundred sixty-four".