556650663000 has 256 divisors, whose sum is σ = 1823178240000. Its totient is φ = 141215616000.

The previous prime is 556650662957. The next prime is 556650663083. The reversal of 556650663000 is 366056655.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5436276 + ... + 5537724.

It is an arithmetic number, because the mean of its divisors is an integer number (7121790000).

Almost surely, 2^556650663000 is an apocalyptic number.

556650663000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 556650663000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (911589120000).

556650663000 is an abundant number, since it is smaller than the sum of its proper divisors (1266527577000).

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

556650663000 is a wasteful number, since it uses less digits than its factorization.

556650663000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101563 (or 101549 counting only the distinct ones).

The product of its (nonzero) digits is 486000, while the sum is 42.

The spelling of 556650663000 in words is "five hundred fifty-six billion, six hundred fifty million, six hundred sixty-three thousand".