475131582810 has 160 divisors (see below), whose sum is σ = 1318990666752. Its totient is φ = 122630474880.

The previous prime is 475131582721. The next prime is 475131582817. The reversal of 475131582810 is 18285131574.

475131582810 is a `hidden beast` number, since 4 + 7 + 51 + 3 + 1 + 582 + 8 + 10 = 666.

It is a super-2 number, since 2×475131582810² (a number of 24 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

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

It is not an unprimeable number, because it can be changed into a prime (475131582817) 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 79 ways as a sum of consecutive naturals, for example, 5682769 + ... + 5765771.

Almost surely, 2^475131582810 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 475131582810, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (659495333376).

475131582810 is an abundant number, since it is smaller than the sum of its proper divisors (843859083942).

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

475131582810 is a wasteful number, since it uses less digits than its factorization.

475131582810 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83250 (or 83241 counting only the distinct ones).

The product of its (nonzero) digits is 268800, while the sum is 45.

The spelling of 475131582810 in words is "four hundred seventy-five billion, one hundred thirty-one million, five hundred eighty-two thousand, eight hundred ten".