23344421421992 has 32 divisors (see below), whose sum is σ = 47791366778880. Its totient is φ = 10601897564160.

The previous prime is 23344421421973. The next prime is 23344421422001. The reversal of 23344421421992 is 29912412444332.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 23344421421992.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 114936488 + ... + 115139415.

It is an arithmetic number, because the mean of its divisors is an integer number (1493480211840).

Almost surely, 2^{23344421421992} is an apocalyptic number.

23344421421992 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

23344421421992 is an abundant number, since it is smaller than the sum of its proper divisors (24446945356888).

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

23344421421992 is a wasteful number, since it uses less digits than its factorization.

23344421421992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230077073 (or 230077069 counting only the distinct ones).

The product of its digits is 2985984, while the sum is 50.

The spelling of 23344421421992 in words is "twenty-three trillion, three hundred forty-four billion, four hundred twenty-one million, four hundred twenty-one thousand, nine hundred ninety-two".