479955183800 has 24 divisors (see below), whose sum is σ = 1115895802800. Its totient is φ = 191982073440.

The previous prime is 479955183769. The next prime is 479955183809. The reversal of 479955183800 is 8381559974.

It is a self number, because there is not a number n which added to its sum of digits gives 479955183800.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (479955183809) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1199887760 + ... + 1199888159.

It is an arithmetic number, because the mean of its divisors is an integer number (46495658450).

Almost surely, 2^479955183800 is an apocalyptic number.

479955183800 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

479955183800 is an abundant number, since it is smaller than the sum of its proper divisors (635940619000).

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

479955183800 is a wasteful number, since it uses less digits than its factorization.

479955183800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2399775935 (or 2399775926 counting only the distinct ones).

The product of its (nonzero) digits is 10886400, while the sum is 59.

The spelling of 479955183800 in words is "four hundred seventy-nine billion, nine hundred fifty-five million, one hundred eighty-three thousand, eight hundred".