485477018400 has 576 divisors, whose sum is σ = 1756271341440. Its totient is φ = 115502284800.

The previous prime is 485477018387. The next prime is 485477018401. The reversal of 485477018400 is 4810774584.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a self number, because there is not a number n which added to its sum of digits gives 485477018400.

It is not an unprimeable number, because it can be changed into a prime (485477018401) 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 95 ways as a sum of consecutive naturals, for example, 325168054 + ... + 325169546.

It is an arithmetic number, because the mean of its divisors is an integer number (3049082190).

Almost surely, 2^485477018400 is an apocalyptic number.

485477018400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 485477018400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (878135670720).

485477018400 is an abundant number, since it is smaller than the sum of its proper divisors (1270794323040).

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

485477018400 is a wasteful number, since it uses less digits than its factorization.

485477018400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1749 (or 1736 counting only the distinct ones).

The product of its (nonzero) digits is 1003520, while the sum is 48.

The spelling of 485477018400 in words is "four hundred eighty-five billion, four hundred seventy-seven million, eighteen thousand, four hundred".