15928885223 has 2 divisors, whose sum is σ = 15928885224. Its totient is φ = 15928885222.

The previous prime is 15928885171. The next prime is 15928885229. The reversal of 15928885223 is 32258882951.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 15928885223 - 2⁸ = 15928884967 is a prime.

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 (15928885229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7964442611 + 7964442612.

It is an arithmetic number, because the mean of its divisors is an integer number (7964442612).

Almost surely, 2^15928885223 is an apocalyptic number.

15928885223 is a deficient number, since it is larger than the sum of its proper divisors (1).

15928885223 is an equidigital number, since it uses as much as digits as its factorization.

15928885223 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2764800, while the sum is 53.

The spelling of 15928885223 in words is "fifteen billion, nine hundred twenty-eight million, eight hundred eighty-five thousand, two hundred twenty-three".