470331216440 has 32 divisors (see below), whose sum is σ = 1058427000000. Its totient is φ = 188100173184.

The previous prime is 470331216437. The next prime is 470331216449. The reversal of 470331216440 is 44612133074.

It is a super-2 number, since 2×470331216440² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 470331216440.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (470331216449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 773315 + ... + 1240434.

It is an arithmetic number, because the mean of its divisors is an integer number (33075843750).

Almost surely, 2^470331216440 is an apocalyptic number.

470331216440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

470331216440 is an abundant number, since it is smaller than the sum of its proper divisors (588095783560).

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

470331216440 is a wasteful number, since it uses less digits than its factorization.

470331216440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2019599 (or 2019595 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 35.

The spelling of 470331216440 in words is "four hundred seventy billion, three hundred thirty-one million, two hundred sixteen thousand, four hundred forty".