156816000023 has 2 divisors, whose sum is σ = 156816000024. Its totient is φ = 156816000022.

The previous prime is 156815999987. The next prime is 156816000031. The reversal of 156816000023 is 320000618651.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 156816000023 - 2²² = 156811805719 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 (156816000923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78408000011 + 78408000012.

It is an arithmetic number, because the mean of its divisors is an integer number (78408000012).

Almost surely, 2^156816000023 is an apocalyptic number.

156816000023 is a deficient number, since it is larger than the sum of its proper divisors (1).

156816000023 is an equidigital number, since it uses as much as digits as its factorization.

156816000023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8640, while the sum is 32.

Adding to 156816000023 its reverse (320000618651), we get a palindrome (476816618674).

The spelling of 156816000023 in words is "one hundred fifty-six billion, eight hundred sixteen million, twenty-three", and thus it is an aban number.