455783856 has 80 divisors (see below), whose sum is σ = 1352115840. Its totient is φ = 130844160.

The previous prime is 455783851. The next prime is 455783869. The reversal of 455783856 is 658387554.

It is a happy number.

It is a super-4 number, since 4×455783856⁴ (a number of 36 digits) contains 4444 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 455783799 and 455783808.

It is not an unprimeable number, because it can be changed into a prime (455783851) 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, 12685 + ... + 32748.

It is an arithmetic number, because the mean of its divisors is an integer number (16901448).

Almost surely, 2^455783856 is an apocalyptic number.

It is an amenable number.

455783856 is an abundant number, since it is smaller than the sum of its proper divisors (896331984).

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

455783856 is a wasteful number, since it uses less digits than its factorization.

455783856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45474 (or 45468 counting only the distinct ones).

The product of its digits is 4032000, while the sum is 51.

The square root of 455783856 is about 21349.0949691082. The cubic root of 455783856 is about 769.5785943998.

It can be divided in two parts, 45 and 5783856, that multiplied together give a triangular number (260273520 = T₂₂₈₁₅).

The spelling of 455783856 in words is "four hundred fifty-five million, seven hundred eighty-three thousand, eight hundred fifty-six".