23739442442 has 8 divisors (see below), whose sum is σ = 35609900832. Its totient is φ = 11869475500.

The previous prime is 23739442439. The next prime is 23739442453. The reversal of 23739442442 is 24424493732.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×23739442442² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 23739442393 and 23739442402.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 42317 + ... + 221967.

It is an arithmetic number, because the mean of its divisors is an integer number (4451237604).

Almost surely, 2^23739442442 is an apocalyptic number.

23739442442 is a deficient number, since it is larger than the sum of its proper divisors (11870458390).

23739442442 is a wasteful number, since it uses less digits than its factorization.

23739442442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245724.

The product of its digits is 1161216, while the sum is 44.

The spelling of 23739442442 in words is "twenty-three billion, seven hundred thirty-nine million, four hundred forty-two thousand, four hundred forty-two".