155034445332 has 48 divisors (see below), whose sum is σ = 391022069760. Its totient is φ = 47525559168.

The previous prime is 155034445303. The next prime is 155034445337. The reversal of 155034445332 is 233544430551.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (155034445337) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1805268 + ... + 1889195.

It is an arithmetic number, because the mean of its divisors is an integer number (8146293120).

Almost surely, 2^155034445332 is an apocalyptic number.

155034445332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

155034445332 is an abundant number, since it is smaller than the sum of its proper divisors (235987624428).

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

155034445332 is a wasteful number, since it uses less digits than its factorization.

155034445332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3694752 (or 3694750 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 39.

Adding to 155034445332 its reverse (233544430551), we get a palindrome (388578875883).

The spelling of 155034445332 in words is "one hundred fifty-five billion, thirty-four million, four hundred forty-five thousand, three hundred thirty-two".