23661012433 has 8 divisors (see below), whose sum is σ = 24827688000. Its totient is φ = 22505831568.

The previous prime is 23661012407. The next prime is 23661012443. The reversal of 23661012433 is 33421016632.

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

It is not a de Polignac number, because 23661012433 - 2³³ = 15071077841 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23661012395 and 23661012404.

It is not an unprimeable number, because it can be changed into a prime (23661012443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2869458 + ... + 2877691.

It is an arithmetic number, because the mean of its divisors is an integer number (3103461000).

Almost surely, 2^23661012433 is an apocalyptic number.

23661012433 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

23661012433 is a deficient number, since it is larger than the sum of its proper divisors (1166675567).

23661012433 is a wasteful number, since it uses less digits than its factorization.

23661012433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5747351.

The product of its (nonzero) digits is 15552, while the sum is 31.

The spelling of 23661012433 in words is "twenty-three billion, six hundred sixty-one million, twelve thousand, four hundred thirty-three".