155445025132030 has 16 divisors (see below), whose sum is σ = 281654032294944. Its totient is φ = 61766235151200.

The previous prime is 155445025132021. The next prime is 155445025132043. The reversal of 155445025132030 is 30231520544551.

155445025132030 is digitally balanced in base 2, 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 7 ways as a sum of consecutive naturals, for example, 51471861117 + ... + 51471864136.

It is an arithmetic number, because the mean of its divisors is an integer number (17603377018434).

Almost surely, 2^{155445025132030} is an apocalyptic number.

155445025132030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

155445025132030 is a deficient number, since it is larger than the sum of its proper divisors (126209007162914).

155445025132030 is a wasteful number, since it uses less digits than its factorization.

155445025132030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102943725411.

The product of its (nonzero) digits is 360000, while the sum is 40.

Adding to 155445025132030 its reverse (30231520544551), we get a palindrome (185676545676581).

The spelling of 155445025132030 in words is "one hundred fifty-five trillion, four hundred forty-five billion, twenty-five million, one hundred thirty-two thousand, thirty".