555388002 has 160 divisors (see below), whose sum is σ = 1420683264. Its totient is φ = 160963200.

The previous prime is 555387997. The next prime is 555388003. The reversal of 555388002 is 200883555.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (555388003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 3068352 + ... + 3068532.

Almost surely, 2^555388002 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 555388002, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (710341632).

555388002 is an abundant number, since it is smaller than the sum of its proper divisors (865295262).

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

555388002 is a wasteful number, since it uses less digits than its factorization.

555388002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 286 (or 277 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 36.

The square root of 555388002 is about 23566.6714238562. The cubic root of 555388002 is about 821.9880386133.

The spelling of 555388002 in words is "five hundred fifty-five million, three hundred eighty-eight thousand, two".