552320421312 has 56 divisors (see below), whose sum is σ = 1594197585792. Its totient is φ = 167369824000.

The previous prime is 552320421287. The next prime is 552320421343. The reversal of 552320421312 is 213124023255.

It is a self number, because there is not a number n which added to its sum of digits gives 552320421312.

It is a congruent number.

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, 130755564 + ... + 130759787.

It is an arithmetic number, because the mean of its divisors is an integer number (28467814032).

Almost surely, 2^552320421312 is an apocalyptic number.

It is an amenable number.

552320421312 is an abundant number, since it is smaller than the sum of its proper divisors (1041877164480).

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

552320421312 is a wasteful number, since it uses less digits than its factorization.

552320421312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 261515377 (or 261515367 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 552320421312 its reverse (213124023255), we get a palindrome (765444444567).

The spelling of 552320421312 in words is "five hundred fifty-two billion, three hundred twenty million, four hundred twenty-one thousand, three hundred twelve".