479890995822 has 64 divisors (see below), whose sum is σ = 1219177382400. Its totient is φ = 137065970880.

The previous prime is 479890995811. The next prime is 479890995833. The reversal of 479890995822 is 228599098974.

479890995822 is a `hidden beast` number, since 479 + 89 + 0 + 9 + 9 + 58 + 22 = 666.

It is an interprime number because it is at equal distance from previous prime (479890995811) and next prime (479890995833).

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, 930922 + ... + 1351442.

It is an arithmetic number, because the mean of its divisors is an integer number (19049646600).

Almost surely, 2^479890995822 is an apocalyptic number.

479890995822 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

479890995822 is an abundant number, since it is smaller than the sum of its proper divisors (739286386578).

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

479890995822 is a wasteful number, since it uses less digits than its factorization.

479890995822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 423558 (or 423552 counting only the distinct ones).

The product of its (nonzero) digits is 235146240, while the sum is 72.

The spelling of 479890995822 in words is "four hundred seventy-nine billion, eight hundred ninety million, nine hundred ninety-five thousand, eight hundred twenty-two".