23723982685 has 8 divisors (see below), whose sum is σ = 30658685400. Its totient is φ = 17519248704.

The previous prime is 23723982679. The next prime is 23723982691. The reversal of 23723982685 is 58628932732.

It is an interprime number because it is at equal distance from previous prime (23723982679) and next prime (23723982691).

It can be written as a sum of positive squares in 4 ways, for example, as 30769209 + 23693213476 = 5547^2 + 153926^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 23723982685 - 2⁹ = 23723982173 is a prime.

It is a congruent number.

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, 182492110 + ... + 182492239.

It is an arithmetic number, because the mean of its divisors is an integer number (3832335675).

Almost surely, 2^23723982685 is an apocalyptic number.

It is an amenable number.

23723982685 is a deficient number, since it is larger than the sum of its proper divisors (6934702715).

23723982685 is a wasteful number, since it uses less digits than its factorization.

23723982685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 364984367.

The product of its digits is 8709120, while the sum is 55.

The spelling of 23723982685 in words is "twenty-three billion, seven hundred twenty-three million, nine hundred eighty-two thousand, six hundred eighty-five".