5557521006 has 24 divisors (see below), whose sum is σ = 12045275424. Its totient is φ = 1851894720.

The previous prime is 5557520977. The next prime is 5557521077. The reversal of 5557521006 is 6001257555.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6715 + ... + 105641.

It is an arithmetic number, because the mean of its divisors is an integer number (501886476).

Almost surely, 2^5557521006 is an apocalyptic number.

5557521006 is an abundant number, since it is smaller than the sum of its proper divisors (6487754418).

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

5557521006 is a wasteful number, since it uses less digits than its factorization.

5557521006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102056 (or 102053 counting only the distinct ones).

The product of its (nonzero) digits is 52500, while the sum is 36.

The square root of 5557521006 is about 74548.7827264805. The cubic root of 5557521006 is about 1771.3064509546.

The spelling of 5557521006 in words is "five billion, five hundred fifty-seven million, five hundred twenty-one thousand, six".