155343511132 has 48 divisors (see below), whose sum is σ = 293364040032. Its totient is φ = 71701360640.

The previous prime is 155343511129. The next prime is 155343511181. The reversal of 155343511132 is 231115343551.

155343511132 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19929828 + ... + 19937620.

It is an arithmetic number, because the mean of its divisors is an integer number (6111750834).

Almost surely, 2^155343511132 is an apocalyptic number.

It is an amenable number.

155343511132 is a deficient number, since it is larger than the sum of its proper divisors (138020528900).

155343511132 is a wasteful number, since it uses less digits than its factorization.

155343511132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13398 (or 13396 counting only the distinct ones).

The product of its digits is 27000, while the sum is 34.

Adding to 155343511132 its reverse (231115343551), we get a palindrome (386458854683).

The spelling of 155343511132 in words is "one hundred fifty-five billion, three hundred forty-three million, five hundred eleven thousand, one hundred thirty-two".