155052331430205 has 32 divisors (see below), whose sum is σ = 271919435586048. Its totient is φ = 74820599380800.

The previous prime is 155052331430197. The next prime is 155052331430251. The reversal of 155052331430205 is 502034133250551.

155052331430205 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 155052331430205 - 2³ = 155052331430197 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2226768739 + ... + 2226838368.

It is an arithmetic number, because the mean of its divisors is an integer number (8497482362064).

Almost surely, 2^{155052331430205} is an apocalyptic number.

155052331430205 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

155052331430205 is a deficient number, since it is larger than the sum of its proper divisors (116867104155843).

155052331430205 is a wasteful number, since it uses less digits than its factorization.

155052331430205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4453607337.

The product of its (nonzero) digits is 270000, while the sum is 39.

Adding to 155052331430205 its reverse (502034133250551), we get a palindrome (657086464680756).

The spelling of 155052331430205 in words is "one hundred fifty-five trillion, fifty-two billion, three hundred thirty-one million, four hundred thirty thousand, two hundred five".