23922491142 has 16 divisors (see below), whose sum is σ = 52194526272. Its totient is φ = 7249239720.

The previous prime is 23922491141. The next prime is 23922491149. The reversal of 23922491142 is 24119422932.

It is a self number, because there is not a number n which added to its sum of digits gives 23922491142.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23922491141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 181230928 + ... + 181231059.

It is an arithmetic number, because the mean of its divisors is an integer number (3262157892).

Almost surely, 2^23922491142 is an apocalyptic number.

23922491142 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

23922491142 is an abundant number, since it is smaller than the sum of its proper divisors (28272035130).

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

23922491142 is a wasteful number, since it uses less digits than its factorization.

23922491142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 362462003.

The product of its digits is 62208, while the sum is 39.

The spelling of 23922491142 in words is "twenty-three billion, nine hundred twenty-two million, four hundred ninety-one thousand, one hundred forty-two".