423254623164 has 24 divisors (see below), whose sum is σ = 987622051920. Its totient is φ = 141080884224.

The previous prime is 423254623139. The next prime is 423254623177. The reversal of 423254623164 is 461326452324.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39909 + ... + 920924.

It is an arithmetic number, because the mean of its divisors is an integer number (41150918830).

Almost surely, 2^423254623164 is an apocalyptic number.

It is an amenable number.

423254623164 is an abundant number, since it is smaller than the sum of its proper divisors (564367428756).

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

423254623164 is a wasteful number, since it uses less digits than its factorization.

423254623164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 997549 (or 997547 counting only the distinct ones).

The product of its digits is 829440, while the sum is 42.

The spelling of 423254623164 in words is "four hundred twenty-three billion, two hundred fifty-four million, six hundred twenty-three thousand, one hundred sixty-four".