23207456651 has 2 divisors, whose sum is σ = 23207456652. Its totient is φ = 23207456650.

The previous prime is 23207456641. The next prime is 23207456663. The reversal of 23207456651 is 15665470232.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23207456651 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23207456599 and 23207456608.

It is not a weakly prime, because it can be changed into another prime (23207456611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11603728325 + 11603728326.

It is an arithmetic number, because the mean of its divisors is an integer number (11603728326).

Almost surely, 2^23207456651 is an apocalyptic number.

23207456651 is a deficient number, since it is larger than the sum of its proper divisors (1).

23207456651 is an equidigital number, since it uses as much as digits as its factorization.

23207456651 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 302400, while the sum is 41.

The spelling of 23207456651 in words is "twenty-three billion, two hundred seven million, four hundred fifty-six thousand, six hundred fifty-one".