855136752180 has 24 divisors (see below), whose sum is σ = 2394382906272. Its totient is φ = 228036467232.

The previous prime is 855136752161. The next prime is 855136752187. The reversal of 855136752180 is 81257631558.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (855136752187) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 7126139542 + ... + 7126139661.

It is an arithmetic number, because the mean of its divisors is an integer number (99765954428).

Almost surely, 2^855136752180 is an apocalyptic number.

It is an amenable number.

855136752180 is an abundant number, since it is smaller than the sum of its proper divisors (1539246154092).

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

855136752180 is a wasteful number, since it uses less digits than its factorization.

855136752180 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14252279215 (or 14252279213 counting only the distinct ones).

The product of its (nonzero) digits is 2016000, while the sum is 51.

The spelling of 855136752180 in words is "eight hundred fifty-five billion, one hundred thirty-six million, seven hundred fifty-two thousand, one hundred eighty".