422379921057 has 16 divisors (see below), whose sum is σ = 575849591040. Its totient is φ = 275262890112.

The previous prime is 422379921037. The next prime is 422379921071. The reversal of 422379921057 is 750129973224.

It is not a de Polignac number, because 422379921057 - 2⁷ = 422379920929 is a prime.

It is not an unprimeable number, because it can be changed into a prime (422379921037) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1689868 + ... + 1923645.

It is an arithmetic number, because the mean of its divisors is an integer number (35990599440).

Almost surely, 2^422379921057 is an apocalyptic number.

422379921057 is a gapful number since it is divisible by the number (47) formed by its first and last digit.

It is an amenable number.

422379921057 is a deficient number, since it is larger than the sum of its proper divisors (153469669983).

422379921057 is a wasteful number, since it uses less digits than its factorization.

422379921057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3614392.

The product of its (nonzero) digits is 1905120, while the sum is 51.

The spelling of 422379921057 in words is "four hundred twenty-two billion, three hundred seventy-nine million, nine hundred twenty-one thousand, fifty-seven".