18269713753061 has 2 divisors, whose sum is σ = 18269713753062. Its totient is φ = 18269713753060.

The previous prime is 18269713753051. The next prime is 18269713753069. The reversal of 18269713753061 is 16035731796281.

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., 11723817088036 + 6545896665025 = 3424006^2 + 2558495^2 .

It is a cyclic number.

It is not a de Polignac number, because 18269713753061 - 2³⁴ = 18252533883877 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (18269713753069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9134856876530 + 9134856876531.

It is an arithmetic number, because the mean of its divisors is an integer number (9134856876531).

Almost surely, 2^{18269713753061} is an apocalyptic number.

It is an amenable number.

18269713753061 is a deficient number, since it is larger than the sum of its proper divisors (1).

18269713753061 is an equidigital number, since it uses as much as digits as its factorization.

18269713753061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11430720, while the sum is 59.

The spelling of 18269713753061 in words is "eighteen trillion, two hundred sixty-nine billion, seven hundred thirteen million, seven hundred fifty-three thousand, sixty-one".