475845375220 has 24 divisors (see below), whose sum is σ = 1011924345600. Its totient is φ = 187928805792.

The previous prime is 475845375167. The next prime is 475845375223. The reversal of 475845375220 is 22573548574.

It is a super-2 number, since 2×475845375220² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (475845375223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 150582400 + ... + 150585559.

It is an arithmetic number, because the mean of its divisors is an integer number (42163514400).

Almost surely, 2^475845375220 is an apocalyptic number.

It is an amenable number.

475845375220 is an abundant number, since it is smaller than the sum of its proper divisors (536078970380).

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

475845375220 is a wasteful number, since it uses less digits than its factorization.

475845375220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 301168047 (or 301168045 counting only the distinct ones).

The product of its (nonzero) digits is 9408000, while the sum is 52.

The spelling of 475845375220 in words is "four hundred seventy-five billion, eight hundred forty-five million, three hundred seventy-five thousand, two hundred twenty".