23673431961 has 12 divisors (see below), whose sum is σ = 34204442688. Its totient is φ = 15777910104.

The previous prime is 23673431959. The next prime is 23673431963. The reversal of 23673431961 is 16913437632.

23673431961 is a `hidden beast` number, since 236 + 7 + 343 + 19 + 61 = 666.

It is an interprime number because it is at equal distance from previous prime (23673431959) and next prime (23673431963).

It is not a de Polignac number, because 23673431961 - 2¹ = 23673431959 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23673431963) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 330405 + ... + 395618.

It is an arithmetic number, because the mean of its divisors is an integer number (2850370224).

Almost surely, 2^23673431961 is an apocalyptic number.

It is an amenable number.

23673431961 is a deficient number, since it is larger than the sum of its proper divisors (10531010727).

23673431961 is a wasteful number, since it uses less digits than its factorization.

23673431961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 729652 (or 729649 counting only the distinct ones).

The product of its digits is 489888, while the sum is 45.

The spelling of 23673431961 in words is "twenty-three billion, six hundred seventy-three million, four hundred thirty-one thousand, nine hundred sixty-one".