155532352522412 has 12 divisors (see below), whose sum is σ = 272460206088840. Its totient is φ = 77686579354176.

The previous prime is 155532352522399. The next prime is 155532352522427. The reversal of 155532352522412 is 214225253235551.

155532352522412 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19899222362 + ... + 19899230177.

It is an arithmetic number, because the mean of its divisors is an integer number (22705017174070).

Almost surely, 2^{155532352522412} is an apocalyptic number.

It is an amenable number.

155532352522412 is a deficient number, since it is larger than the sum of its proper divisors (116927853566428).

155532352522412 is a wasteful number, since it uses less digits than its factorization.

155532352522412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39798453520 (or 39798453518 counting only the distinct ones).

The product of its digits is 3600000, while the sum is 47.

The spelling of 155532352522412 in words is "one hundred fifty-five trillion, five hundred thirty-two billion, three hundred fifty-two million, five hundred twenty-two thousand, four hundred twelve".