155234120424 has 16 divisors (see below), whose sum is σ = 388085301120. Its totient is φ = 51744706800.

The previous prime is 155234120413. The next prime is 155234120471. The reversal of 155234120424 is 424021432551.

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, 3234044152 + ... + 3234044199.

It is an arithmetic number, because the mean of its divisors is an integer number (24255331320).

Almost surely, 2^155234120424 is an apocalyptic number.

It is an amenable number.

155234120424 is an abundant number, since it is smaller than the sum of its proper divisors (232851180696).

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

155234120424 is a wasteful number, since it uses less digits than its factorization.

155234120424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6468088360 (or 6468088356 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 33.

Adding to 155234120424 its reverse (424021432551), we get a palindrome (579255552975).

The spelling of 155234120424 in words is "one hundred fifty-five billion, two hundred thirty-four million, one hundred twenty thousand, four hundred twenty-four".