23671277677 has 2 divisors, whose sum is σ = 23671277678. Its totient is φ = 23671277676.

The previous prime is 23671277671. The next prime is 23671277741. The reversal of 23671277677 is 77677217632.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21396083076 + 2275194601 = 146274^2 + 47699^2 .

It is a cyclic number.

It is not a de Polignac number, because 23671277677 - 2⁷ = 23671277549 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23671277671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11835638838 + 11835638839.

It is an arithmetic number, because the mean of its divisors is an integer number (11835638839).

Almost surely, 2^23671277677 is an apocalyptic number.

It is an amenable number.

23671277677 is a deficient number, since it is larger than the sum of its proper divisors (1).

23671277677 is an equidigital number, since it uses as much as digits as its factorization.

23671277677 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7260624, while the sum is 55.

The spelling of 23671277677 in words is "twenty-three billion, six hundred seventy-one million, two hundred seventy-seven thousand, six hundred seventy-seven".