473866021800 has 120 divisors (see below), whose sum is σ = 1645806952350. Its totient is φ = 126364268160.

The previous prime is 473866021789. The next prime is 473866021829. The reversal of 473866021800 is 8120668374.

473866021800 is a `hidden beast` number, since 4 + 7 + 38 + 6 + 602 + 1 + 8 + 0 + 0 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 432808725924 + 41057295876 = 657882^2 + 202626^2 .

It is a tau number, because it is divible by the number of its divisors (120).

It is a super-3 number, since 3×473866021800³ (a number of 36 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 14609295 + ... + 14641694.

Almost surely, 2^473866021800 is an apocalyptic number.

473866021800 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

473866021800 is an abundant number, since it is smaller than the sum of its proper divisors (1171940930550).

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

473866021800 is a wasteful number, since it uses less digits than its factorization.

473866021800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29251017 (or 29250999 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 45.

The spelling of 473866021800 in words is "four hundred seventy-three billion, eight hundred sixty-six million, twenty-one thousand, eight hundred".