155042641161024 has 112 divisors (see below), whose sum is σ = 420767014842240. Its totient is φ = 50367288637440.

The previous prime is 155042641161007. The next prime is 155042641161097. The reversal of 155042641161024 is 420161146240551.

It is a congruent number.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 59447844 + ... + 62001059.

Almost surely, 2^{155042641161024} is an apocalyptic number.

It is an amenable number.

155042641161024 is an abundant number, since it is smaller than the sum of its proper divisors (265724373681216).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

155042641161024 is a wasteful number, since it uses less digits than its factorization.

155042641161024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121449088 (or 121449078 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 42.

The spelling of 155042641161024 in words is "one hundred fifty-five trillion, forty-two billion, six hundred forty-one million, one hundred sixty-one thousand, twenty-four".