552221035320 has 64 divisors (see below), whose sum is σ = 1660598324640. Its totient is φ = 146909145600.

The previous prime is 552221035279. The next prime is 552221035363. The reversal of 552221035320 is 23530122255.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5414851 + ... + 5515890.

Almost surely, 2^552221035320 is an apocalyptic number.

It is an amenable number.

552221035320 is an abundant number, since it is smaller than the sum of its proper divisors (1108377289320).

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

552221035320 is a wasteful number, since it uses less digits than its factorization.

552221035320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10931176 (or 10931172 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 30.

Adding to 552221035320 its reverse (23530122255), we get a palindrome (575751157575).

The spelling of 552221035320 in words is "five hundred fifty-two billion, two hundred twenty-one million, thirty-five thousand, three hundred twenty".