552497656320 has 400 divisors, whose sum is σ = 1982896711488. Its totient is φ = 147033169920.

The previous prime is 552497656273. The next prime is 552497656343. The reversal of 552497656320 is 23656794255.

It is a happy number.

552497656320 is a `hidden beast` number, since 5 + 5 + 2 + 4 + 9 + 76 + 563 + 2 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 113423485 + ... + 113428355.

Almost surely, 2^552497656320 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 552497656320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (991448355744).

552497656320 is an abundant number, since it is smaller than the sum of its proper divisors (1430399055168).

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

552497656320 is an equidigital number, since it uses as much as digits as its factorization.

552497656320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5453 (or 5428 counting only the distinct ones).

The product of its (nonzero) digits is 13608000, while the sum is 54.

The spelling of 552497656320 in words is "five hundred fifty-two billion, four hundred ninety-seven million, six hundred fifty-six thousand, three hundred twenty".