155187841168 has 10 divisors (see below), whose sum is σ = 300676442294. Its totient is φ = 77593920576.

The previous prime is 155187841141. The next prime is 155187841181. The reversal of 155187841168 is 861148781551.

155187841168 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 154250991504 + 936849664 = 392748^2 + 30608^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4849620021 + ... + 4849620052.

Almost surely, 2^155187841168 is an apocalyptic number.

It is an amenable number.

155187841168 is a deficient number, since it is larger than the sum of its proper divisors (145488601126).

155187841168 is an equidigital number, since it uses as much as digits as its factorization.

155187841168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9699240081 (or 9699240075 counting only the distinct ones).

The product of its digits is 2150400, while the sum is 55.

The spelling of 155187841168 in words is "one hundred fifty-five billion, one hundred eighty-seven million, eight hundred forty-one thousand, one hundred sixty-eight".