155066827380 has 48 divisors (see below), whose sum is σ = 434205805824. Its totient is φ = 41349374080.

The previous prime is 155066827361. The next prime is 155066827403. The reversal of 155066827380 is 83728660551.

It is a happy number.

155066827380 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1944085 + ... + 2022275.

It is an arithmetic number, because the mean of its divisors is an integer number (9045954288).

Almost surely, 2^155066827380 is an apocalyptic number.

155066827380 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

155066827380 is an abundant number, since it is smaller than the sum of its proper divisors (279138978444).

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

155066827380 is a wasteful number, since it uses less digits than its factorization.

155066827380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111256 (or 111254 counting only the distinct ones).

The product of its (nonzero) digits is 2419200, while the sum is 51.

The spelling of 155066827380 in words is "one hundred fifty-five billion, sixty-six million, eight hundred twenty-seven thousand, three hundred eighty".