151555514025173 has 2 divisors, whose sum is σ = 151555514025174. Its totient is φ = 151555514025172.

The previous prime is 151555514025133. The next prime is 151555514025211. The reversal of 151555514025173 is 371520415555151.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 151520909840689 + 34604184484 = 12309383^2 + 186022^2 .

It is a cyclic number.

It is not a de Polignac number, because 151555514025173 - 2¹⁶ = 151555513959637 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (151555514025103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75777757012586 + 75777757012587.

It is an arithmetic number, because the mean of its divisors is an integer number (75777757012587).

Almost surely, 2^{151555514025173} is an apocalyptic number.

It is an amenable number.

151555514025173 is a deficient number, since it is larger than the sum of its proper divisors (1).

151555514025173 is an equidigital number, since it uses as much as digits as its factorization.

151555514025173 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2625000, while the sum is 50.

The spelling of 151555514025173 in words is "one hundred fifty-one trillion, five hundred fifty-five billion, five hundred fourteen million, twenty-five thousand, one hundred seventy-three".