23473937651 has 2 divisors, whose sum is σ = 23473937652. Its totient is φ = 23473937650.

The previous prime is 23473937633. The next prime is 23473937677. The reversal of 23473937651 is 15673937432.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23473937651 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23473937651.

It is not a weakly prime, because it can be changed into another prime (23473937681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11736968825 + 11736968826.

It is an arithmetic number, because the mean of its divisors is an integer number (11736968826).

Almost surely, 2^23473937651 is an apocalyptic number.

23473937651 is a deficient number, since it is larger than the sum of its proper divisors (1).

23473937651 is an equidigital number, since it uses as much as digits as its factorization.

23473937651 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2857680, while the sum is 50.

The spelling of 23473937651 in words is "twenty-three billion, four hundred seventy-three million, nine hundred thirty-seven thousand, six hundred fifty-one".