475799575040 has 80 divisors (see below), whose sum is σ = 1141104016008. Its totient is φ = 190269751296.

The previous prime is 475799575037. The next prime is 475799575057. The reversal of 475799575040 is 40575997574.

It can be written as a sum of positive squares in 4 ways, for example, as 190780262656 + 285019312384 = 436784^2 + 533872^2 .

It is a tau number, because it is divible by the number of its divisors (80).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10609304 + ... + 10654056.

Almost surely, 2^475799575040 is an apocalyptic number.

475799575040 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 475799575040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (570552008004).

475799575040 is an abundant number, since it is smaller than the sum of its proper divisors (665304440968).

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

475799575040 is an equidigital number, since it uses as much as digits as its factorization.

475799575040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48929 (or 48913 counting only the distinct ones).

The product of its (nonzero) digits is 55566000, while the sum is 62.

The spelling of 475799575040 in words is "four hundred seventy-five billion, seven hundred ninety-nine million, five hundred seventy-five thousand, forty".