550153052420 has 36 divisors (see below), whose sum is σ = 1227279157860. Its totient is φ = 207116441088.

The previous prime is 550153052401. The next prime is 550153052479. The reversal of 550153052420 is 24250351055.

It can be written as a sum of positive squares in 6 ways, for example, as 156893625604 + 393259426816 = 396098^2 + 627104^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 47585315 + ... + 47596874.

Almost surely, 2^550153052420 is an apocalyptic number.

It is an amenable number.

550153052420 is an abundant number, since it is smaller than the sum of its proper divisors (677126105440).

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

550153052420 is a wasteful number, since it uses less digits than its factorization.

550153052420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95182232 (or 95182213 counting only the distinct ones).

The product of its (nonzero) digits is 30000, while the sum is 32.

The spelling of 550153052420 in words is "five hundred fifty billion, one hundred fifty-three million, fifty-two thousand, four hundred twenty".