23140739635 has 32 divisors (see below), whose sum is σ = 31547093760. Its totient is φ = 16154080128.

The previous prime is 23140739621. The next prime is 23140739651. The reversal of 23140739635 is 53693704132.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 23140739635 - 2¹⁷ = 23140608563 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23140739591 and 23140739600.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 556684 + ... + 596806.

It is an arithmetic number, because the mean of its divisors is an integer number (985846680).

Almost surely, 2^23140739635 is an apocalyptic number.

23140739635 is a deficient number, since it is larger than the sum of its proper divisors (8406354125).

23140739635 is a wasteful number, since it uses less digits than its factorization.

23140739635 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40627.

The product of its (nonzero) digits is 408240, while the sum is 43.

The spelling of 23140739635 in words is "twenty-three billion, one hundred forty million, seven hundred thirty-nine thousand, six hundred thirty-five".