155400332300 has 18 divisors (see below), whose sum is σ = 337218721308. Its totient is φ = 62160132880.

The previous prime is 155400332293. The next prime is 155400332309. The reversal of 155400332300 is 3233004551.

155400332300 is digitally balanced in base 3, 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 155400332300.

It is not an unprimeable number, because it can be changed into a prime (155400332309) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 777001562 + ... + 777001761.

It is an arithmetic number, because the mean of its divisors is an integer number (18734373406).

Almost surely, 2^155400332300 is an apocalyptic number.

155400332300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

155400332300 is an abundant number, since it is smaller than the sum of its proper divisors (181818389008).

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

155400332300 is a wasteful number, since it uses less digits than its factorization.

155400332300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1554003337 (or 1554003330 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 26.

Adding to 155400332300 its reverse (3233004551), we get a palindrome (158633336851).

The spelling of 155400332300 in words is "one hundred fifty-five billion, four hundred million, three hundred thirty-two thousand, three hundred".