23334144420 has 24 divisors (see below), whose sum is σ = 65335604544. Its totient is φ = 6222438496.

The previous prime is 23334144419. The next prime is 23334144439. The reversal of 23334144420 is 2444143332.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

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, 194451144 + ... + 194451263.

It is an arithmetic number, because the mean of its divisors is an integer number (2722316856).

Almost surely, 2^23334144420 is an apocalyptic number.

23334144420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23334144420 is an abundant number, since it is smaller than the sum of its proper divisors (42001460124).

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

23334144420 is a wasteful number, since it uses less digits than its factorization.

23334144420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 388902419 (or 388902417 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 30.

Adding to 23334144420 its reverse (2444143332), we get a palindrome (25778287752).

The spelling of 23334144420 in words is "twenty-three billion, three hundred thirty-four million, one hundred forty-four thousand, four hundred twenty".