15038766800423 has 2 divisors, whose sum is σ = 15038766800424. Its totient is φ = 15038766800422.

The previous prime is 15038766800401. The next prime is 15038766800441. The reversal of 15038766800423 is 32400866783051.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-15038766800423 is a prime.

It is a super-3 number, since 3×15038766800423³ (a number of 41 digits) contains 333 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (15038766800623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7519383400211 + 7519383400212.

It is an arithmetic number, because the mean of its divisors is an integer number (7519383400212).

Almost surely, 2^{15038766800423} is an apocalyptic number.

15038766800423 is a deficient number, since it is larger than the sum of its proper divisors (1).

15038766800423 is an equidigital number, since it uses as much as digits as its factorization.

15038766800423 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5806080, while the sum is 53.

The spelling of 15038766800423 in words is "fifteen trillion, thirty-eight billion, seven hundred sixty-six million, eight hundred thousand, four hundred twenty-three".