155200513224 has 32 divisors (see below), whose sum is σ = 388028178720. Its totient is φ = 51729918336.

The previous prime is 155200513187. The next prime is 155200513231. The reversal of 155200513224 is 422315002551.

It is a junction number, because it is equal to n+sod(n) for n = 155200513191 and 155200513200.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 141484 + ... + 574820.

It is an arithmetic number, because the mean of its divisors is an integer number (12125880585).

Almost surely, 2^155200513224 is an apocalyptic number.

It is an amenable number.

155200513224 is an abundant number, since it is smaller than the sum of its proper divisors (232827665496).

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

155200513224 is a wasteful number, since it uses less digits than its factorization.

155200513224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 448269 (or 448265 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 30.

Adding to 155200513224 its reverse (422315002551), we get a palindrome (577515515775).

The spelling of 155200513224 in words is "one hundred fifty-five billion, two hundred million, five hundred thirteen thousand, two hundred twenty-four".