476350512640 has 80 divisors (see below), whose sum is σ = 1145362437648. Its totient is φ = 190000070656.

The previous prime is 476350512563. The next prime is 476350512641. The reversal of 476350512640 is 46215053674.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (476350512641) 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, 640119 + ... + 1167241.

Almost surely, 2^476350512640 is an apocalyptic number.

476350512640 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 476350512640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (572681218824).

476350512640 is an abundant number, since it is smaller than the sum of its proper divisors (669011925008).

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

476350512640 is an equidigital number, since it uses as much as digits as its factorization.

476350512640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 527499 (or 527483 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 43.

The spelling of 476350512640 in words is "four hundred seventy-six billion, three hundred fifty million, five hundred twelve thousand, six hundred forty".