477823855 has 16 divisors (see below), whose sum is σ = 586422144. Its totient is φ = 373593600.

The previous prime is 477823849. The next prime is 477823867. The reversal of 477823855 is 558328774.

It is not a de Polignac number, because 477823855 - 2³ = 477823847 is a prime.

It is a super-2 number, since 2×477823855² = 456631272814122050, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 477823799 and 477823808.

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 15 ways as a sum of consecutive naturals, for example, 281389 + ... + 283081.

It is an arithmetic number, because the mean of its divisors is an integer number (36651384).

Almost surely, 2^477823855 is an apocalyptic number.

477823855 is a deficient number, since it is larger than the sum of its proper divisors (108598289).

477823855 is a wasteful number, since it uses less digits than its factorization.

477823855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2946.

The product of its digits is 1881600, while the sum is 49.

The square root of 477823855 is about 21859.1823955060. The cubic root of 477823855 is about 781.7884967526.

The spelling of 477823855 in words is "four hundred seventy-seven million, eight hundred twenty-three thousand, eight hundred fifty-five".