423881323375 has 8 divisors (see below), whose sum is σ = 529003891728. Its totient is φ = 339105058600.

The previous prime is 423881323303. The next prime is 423881323417. The reversal of 423881323375 is 573323188324.

It is a happy number.

It is not a de Polignac number, because 423881323375 - 2¹¹ = 423881321327 is a prime.

It is a super-2 number, since 2×423881323375² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1695525169 + ... + 1695525418.

It is an arithmetic number, because the mean of its divisors is an integer number (66125486466).

Almost surely, 2^423881323375 is an apocalyptic number.

423881323375 is a deficient number, since it is larger than the sum of its proper divisors (105122568353).

423881323375 is an equidigital number, since it uses as much as digits as its factorization.

423881323375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3391050602 (or 3391050592 counting only the distinct ones).

The product of its digits is 2903040, while the sum is 49.

The spelling of 423881323375 in words is "four hundred twenty-three billion, eight hundred eighty-one million, three hundred twenty-three thousand, three hundred seventy-five".