155327324121 has 12 divisors (see below), whose sum is σ = 224366539540. Its totient is φ = 103549311360.

The previous prime is 155327324111. The next prime is 155327324171. The reversal of 155327324121 is 121423723551.

155327324121 is a `hidden beast` number, since 1 + 5 + 5 + 327 + 324 + 1 + 2 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 24818536521 + 130508787600 = 157539^2 + 361260^2 .

It is not a de Polignac number, because 155327324121 - 2⁷ = 155327323993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (155327324111) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 327645 + ... + 646533.

Almost surely, 2^155327324121 is an apocalyptic number.

It is an amenable number.

155327324121 is a deficient number, since it is larger than the sum of its proper divisors (69039215419).

155327324121 is a wasteful number, since it uses less digits than its factorization.

155327324121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 373016 (or 373013 counting only the distinct ones).

The product of its digits is 50400, while the sum is 36.

The spelling of 155327324121 in words is "one hundred fifty-five billion, three hundred twenty-seven million, three hundred twenty-four thousand, one hundred twenty-one".