479901389923 has 2 divisors, whose sum is σ = 479901389924. Its totient is φ = 479901389922.

The previous prime is 479901389921. The next prime is 479901389951. The reversal of 479901389923 is 329983109974.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 479901389923 - 2¹ = 479901389921 is a prime.

Together with 479901389921, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (479901389921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 239950694961 + 239950694962.

It is an arithmetic number, because the mean of its divisors is an integer number (239950694962).

Almost surely, 2^479901389923 is an apocalyptic number.

479901389923 is a deficient number, since it is larger than the sum of its proper divisors (1).

479901389923 is an equidigital number, since it uses as much as digits as its factorization.

479901389923 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 26453952, while the sum is 64.

The spelling of 479901389923 in words is "four hundred seventy-nine billion, nine hundred one million, three hundred eighty-nine thousand, nine hundred twenty-three".