155916464567 has 2 divisors, whose sum is σ = 155916464568. Its totient is φ = 155916464566.

The previous prime is 155916464527. The next prime is 155916464581. The reversal of 155916464567 is 765464619551.

155916464567 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 155916464567 - 2²⁰ = 155915415991 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (155916464527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77958232283 + 77958232284.

It is an arithmetic number, because the mean of its divisors is an integer number (77958232284).

Almost surely, 2^155916464567 is an apocalyptic number.

155916464567 is a deficient number, since it is larger than the sum of its proper divisors (1).

155916464567 is an equidigital number, since it uses as much as digits as its factorization.

155916464567 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 27216000, while the sum is 59.

The spelling of 155916464567 in words is "one hundred fifty-five billion, nine hundred sixteen million, four hundred sixty-four thousand, five hundred sixty-seven".