23162550013 has 2 divisors, whose sum is σ = 23162550014. Its totient is φ = 23162550012.

The previous prime is 23162549999. The next prime is 23162550049. The reversal of 23162550013 is 31005526132.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21168213049 + 1994336964 = 145493^2 + 44658^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23162550013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23162550113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11581275006 + 11581275007.

It is an arithmetic number, because the mean of its divisors is an integer number (11581275007).

Almost surely, 2^23162550013 is an apocalyptic number.

It is an amenable number.

23162550013 is a deficient number, since it is larger than the sum of its proper divisors (1).

23162550013 is an equidigital number, since it uses as much as digits as its factorization.

23162550013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5400, while the sum is 28.

The spelling of 23162550013 in words is "twenty-three billion, one hundred sixty-two million, five hundred fifty thousand, thirteen".