23400425677 has 2 divisors, whose sum is σ = 23400425678. Its totient is φ = 23400425676.

The previous prime is 23400425627. The next prime is 23400425687. The reversal of 23400425677 is 77652400432.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23392478916 + 7946761 = 152946^2 + 2819^2 .

It is a cyclic number.

It is not a de Polignac number, because 23400425677 - 2¹⁵ = 23400392909 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23400425617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11700212838 + 11700212839.

It is an arithmetic number, because the mean of its divisors is an integer number (11700212839).

Almost surely, 2^23400425677 is an apocalyptic number.

It is an amenable number.

23400425677 is a deficient number, since it is larger than the sum of its proper divisors (1).

23400425677 is an equidigital number, since it uses as much as digits as its factorization.

23400425677 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 282240, while the sum is 40.

The spelling of 23400425677 in words is "twenty-three billion, four hundred million, four hundred twenty-five thousand, six hundred seventy-seven".