155426624579 has 2 divisors, whose sum is σ = 155426624580. Its totient is φ = 155426624578.

The previous prime is 155426624543. The next prime is 155426624599. The reversal of 155426624579 is 975426624551.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-155426624579 is a prime.

It is not a weakly prime, because it can be changed into another prime (155426624599) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77713312289 + 77713312290.

It is an arithmetic number, because the mean of its divisors is an integer number (77713312290).

Almost surely, 2^155426624579 is an apocalyptic number.

155426624579 is a deficient number, since it is larger than the sum of its proper divisors (1).

155426624579 is an equidigital number, since it uses as much as digits as its factorization.

155426624579 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18144000, while the sum is 56.

The spelling of 155426624579 in words is "one hundred fifty-five billion, four hundred twenty-six million, six hundred twenty-four thousand, five hundred seventy-nine".