5561255610 has 64 divisors (see below), whose sum is σ = 14855702400. Its totient is φ = 1480432896.

The previous prime is 5561255561. The next prime is 5561255617. The reversal of 5561255610 is 165521655.

It is not an unprimeable number, because it can be changed into a prime (5561255617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 140946 + ... + 176034.

It is an arithmetic number, because the mean of its divisors is an integer number (232120350).

Almost surely, 2^5561255610 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5561255610, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7427851200).

5561255610 is an abundant number, since it is smaller than the sum of its proper divisors (9294446790).

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

5561255610 is a wasteful number, since it uses less digits than its factorization.

5561255610 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35692 (or 35686 counting only the distinct ones).

The product of its (nonzero) digits is 45000, while the sum is 36.

The square root of 5561255610 is about 74573.8265747440. The cubic root of 5561255610 is about 1771.7031294338.

The spelling of 5561255610 in words is "five billion, five hundred sixty-one million, two hundred fifty-five thousand, six hundred ten".