552323501604 has 54 divisors (see below), whose sum is σ = 1624094111094. Its totient is φ = 157806714240.

The previous prime is 552323501603. The next prime is 552323501629. The reversal of 552323501604 is 406105323255.

552323501604 is a `hidden beast` number, since 5 + 5 + 23 + 23 + 5 + 0 + 1 + 604 = 666.

It can be written as a sum of positive squares in only one way, i.e., 333215253504 + 219108248100 = 577248^2 + 468090^2 .

It is a super-2 number, since 2×552323501604² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (552323501603) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 156552517 + ... + 156556044.

Almost surely, 2^552323501604 is an apocalyptic number.

It is an amenable number.

552323501604 is an abundant number, since it is smaller than the sum of its proper divisors (1071770609490).

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

552323501604 is a wasteful number, since it uses less digits than its factorization.

552323501604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313108585 (or 313108573 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 36.

Adding to 552323501604 its reverse (406105323255), we get a palindrome (958428824859).

The spelling of 552323501604 in words is "five hundred fifty-two billion, three hundred twenty-three million, five hundred one thousand, six hundred four".