23404633020651 has 16 divisors (see below), whose sum is σ = 31874012126208. Its totient is φ = 15269251996800.

The previous prime is 23404633020647. The next prime is 23404633020673. The reversal of 23404633020651 is 15602033640432.

It is not a de Polignac number, because 23404633020651 - 2² = 23404633020647 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23404633020451) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8922670 + ... + 11243811.

It is an arithmetic number, because the mean of its divisors is an integer number (1992125757888).

Almost surely, 2^{23404633020651} is an apocalyptic number.

23404633020651 is a deficient number, since it is larger than the sum of its proper divisors (8469379105557).

23404633020651 is a wasteful number, since it uses less digits than its factorization.

23404633020651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20174762.

The product of its (nonzero) digits is 311040, while the sum is 39.

The spelling of 23404633020651 in words is "twenty-three trillion, four hundred four billion, six hundred thirty-three million, twenty thousand, six hundred fifty-one".