23327476457 has 2 divisors, whose sum is σ = 23327476458. Its totient is φ = 23327476456.

The previous prime is 23327476433. The next prime is 23327476511. The reversal of 23327476457 is 75467472332.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21415688281 + 1911788176 = 146341^2 + 43724^2 .

It is a cyclic number.

It is not a de Polignac number, because 23327476457 - 2¹⁴ = 23327460073 is a prime.

It is not a weakly prime, because it can be changed into another prime (23327496457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11663738228 + 11663738229.

It is an arithmetic number, because the mean of its divisors is an integer number (11663738229).

Almost surely, 2^23327476457 is an apocalyptic number.

It is an amenable number.

23327476457 is a deficient number, since it is larger than the sum of its proper divisors (1).

23327476457 is an equidigital number, since it uses as much as digits as its factorization.

23327476457 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5927040, while the sum is 50.

The spelling of 23327476457 in words is "twenty-three billion, three hundred twenty-seven million, four hundred seventy-six thousand, four hundred fifty-seven".