479272178040 has 128 divisors (see below), whose sum is σ = 1484841093120. Its totient is φ = 123629529600.

The previous prime is 479272178039. The next prime is 479272178081. The reversal of 479272178040 is 40871272974.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8942202 + ... + 8995638.

It is an arithmetic number, because the mean of its divisors is an integer number (11600321040).

Almost surely, 2^479272178040 is an apocalyptic number.

479272178040 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 479272178040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (742420546560).

479272178040 is an abundant number, since it is smaller than the sum of its proper divisors (1005568915080).

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

479272178040 is a wasteful number, since it uses less digits than its factorization.

479272178040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55893 (or 55889 counting only the distinct ones).

The product of its (nonzero) digits is 1580544, while the sum is 51.

The spelling of 479272178040 in words is "four hundred seventy-nine billion, two hundred seventy-two million, one hundred seventy-eight thousand, forty".