155875802880 has 576 divisors, whose sum is σ = 579667673088. Its totient is φ = 34964766720.

The previous prime is 155875802879. The next prime is 155875802893. The reversal of 155875802880 is 88208578551.

155875802880 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 155875802880.

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 63 ways as a sum of consecutive naturals, for example, 498005604 + ... + 498005916.

It is an arithmetic number, because the mean of its divisors is an integer number (1006367488).

Almost surely, 2^155875802880 is an apocalyptic number.

155875802880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 155875802880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (289833836544).

155875802880 is an abundant number, since it is smaller than the sum of its proper divisors (423791870208).

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

155875802880 is a wasteful number, since it uses less digits than its factorization.

155875802880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 632 (or 618 counting only the distinct ones).

The product of its (nonzero) digits is 7168000, while the sum is 57.

The spelling of 155875802880 in words is "one hundred fifty-five billion, eight hundred seventy-five million, eight hundred two thousand, eight hundred eighty".