479809820183 has 2 divisors, whose sum is σ = 479809820184. Its totient is φ = 479809820182.

The previous prime is 479809820153. The next prime is 479809820221. The reversal of 479809820183 is 381028908974.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 479809820183 - 2²² = 479805625879 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (479809820153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 239904910091 + 239904910092.

It is an arithmetic number, because the mean of its divisors is an integer number (239904910092).

Almost surely, 2^479809820183 is an apocalyptic number.

479809820183 is a deficient number, since it is larger than the sum of its proper divisors (1).

479809820183 is an equidigital number, since it uses as much as digits as its factorization.

479809820183 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6967296, while the sum is 59.

The spelling of 479809820183 in words is "four hundred seventy-nine billion, eight hundred nine million, eight hundred twenty thousand, one hundred eighty-three".