156522142423 has 2 divisors, whose sum is σ = 156522142424. Its totient is φ = 156522142422.

The previous prime is 156522142409. The next prime is 156522142477. The reversal of 156522142423 is 324241225651.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 156522142423 - 2¹³ = 156522134231 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (156522142493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78261071211 + 78261071212.

It is an arithmetic number, because the mean of its divisors is an integer number (78261071212).

Almost surely, 2^156522142423 is an apocalyptic number.

156522142423 is a deficient number, since it is larger than the sum of its proper divisors (1).

156522142423 is an equidigital number, since it uses as much as digits as its factorization.

156522142423 is an evil number, because the sum of its binary digits is even.

The product of its digits is 115200, while the sum is 37.

The spelling of 156522142423 in words is "one hundred fifty-six billion, five hundred twenty-two million, one hundred forty-two thousand, four hundred twenty-three".