23678450641 has 2 divisors, whose sum is σ = 23678450642. Its totient is φ = 23678450640.

The previous prime is 23678450599. The next prime is 23678450687. The reversal of 23678450641 is 14605487632.

It is an a-pointer prime, because the next prime (23678450687) can be obtained adding 23678450641 to its sum of digits (46).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 17389960641 + 6288490000 = 131871^2 + 79300^2 .

It is a cyclic number.

It is not a de Polignac number, because 23678450641 - 2¹⁷ = 23678319569 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23678450591 and 23678450600.

It is not a weakly prime, because it can be changed into another prime (23678457641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11839225320 + 11839225321.

It is an arithmetic number, because the mean of its divisors is an integer number (11839225321).

Almost surely, 2^23678450641 is an apocalyptic number.

It is an amenable number.

23678450641 is a deficient number, since it is larger than the sum of its proper divisors (1).

23678450641 is an equidigital number, since it uses as much as digits as its factorization.

23678450641 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 967680, while the sum is 46.

The spelling of 23678450641 in words is "twenty-three billion, six hundred seventy-eight million, four hundred fifty thousand, six hundred forty-one".