23117775742 has 8 divisors (see below), whose sum is σ = 34683797232. Its totient is φ = 11556510000.

The previous prime is 23117775727. The next prime is 23117775757. The reversal of 23117775742 is 24757771132.

It is an interprime number because it is at equal distance from previous prime (23117775727) and next prime (23117775757).

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

It is a junction number, because it is equal to n+sod(n) for n = 23117775692 and 23117775701.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1176759 + ... + 1196242.

It is an arithmetic number, because the mean of its divisors is an integer number (4335474654).

Almost surely, 2^23117775742 is an apocalyptic number.

23117775742 is a deficient number, since it is larger than the sum of its proper divisors (11566021490).

23117775742 is a wasteful number, since it uses less digits than its factorization.

23117775742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2377874.

The product of its digits is 576240, while the sum is 46.

The spelling of 23117775742 in words is "twenty-three billion, one hundred seventeen million, seven hundred seventy-five thousand, seven hundred forty-two".