23052443893 has 2 divisors, whose sum is σ = 23052443894. Its totient is φ = 23052443892.

The previous prime is 23052443837. The next prime is 23052443923. The reversal of 23052443893 is 39834425032.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19376083204 + 3676360689 = 139198^2 + 60633^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23052443893 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23052443803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11526221946 + 11526221947.

It is an arithmetic number, because the mean of its divisors is an integer number (11526221947).

Almost surely, 2^23052443893 is an apocalyptic number.

It is an amenable number.

23052443893 is a deficient number, since it is larger than the sum of its proper divisors (1).

23052443893 is an equidigital number, since it uses as much as digits as its factorization.

23052443893 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 622080, while the sum is 43.

The spelling of 23052443893 in words is "twenty-three billion, fifty-two million, four hundred forty-three thousand, eight hundred ninety-three".