555866676 has 72 divisors (see below), whose sum is σ = 1457776320. Its totient is φ = 178464384.

The previous prime is 555866669. The next prime is 555866683. The reversal of 555866676 is 676668555.

It is an interprime number because it is at equal distance from previous prime (555866669) and next prime (555866683).

It is a super-2 number, since 2×555866676² = 617975522974577952, which contains 22 as substring.

Its product of digits (9072000) is a multiple of the sum of its prime divisors (5040).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 110545 + ... + 115463.

Almost surely, 2^555866676 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 555866676, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (728888160).

555866676 is an abundant number, since it is smaller than the sum of its proper divisors (901909644).

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

555866676 is a wasteful number, since it uses less digits than its factorization.

555866676 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5045 (or 5040 counting only the distinct ones).

The product of its digits is 9072000, while the sum is 54.

The square root of 555866676 is about 23576.8249770829. The cubic root of 555866676 is about 822.2241206054.

The spelling of 555866676 in words is "five hundred fifty-five million, eight hundred sixty-six thousand, six hundred seventy-six".