485218100800 has 84 divisors (see below), whose sum is σ = 1232454102016. Its totient is φ = 187826342400.

The previous prime is 485218100729. The next prime is 485218100803. The reversal of 485218100800 is 8001812584.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 485218100800.

It is not an unprimeable number, because it can be changed into a prime (485218100803) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4841712 + ... + 4940911.

Almost surely, 2^485218100800 is an apocalyptic number.

485218100800 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

485218100800 is an abundant number, since it is smaller than the sum of its proper divisors (747236001216).

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

485218100800 is a wasteful number, since it uses less digits than its factorization.

485218100800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9782676 (or 9782661 counting only the distinct ones).

The product of its (nonzero) digits is 20480, while the sum is 37.

The spelling of 485218100800 in words is "four hundred eighty-five billion, two hundred eighteen million, one hundred thousand, eight hundred".