5561555010 has 64 divisors (see below), whose sum is σ = 14570855424. Its totient is φ = 1347358400.

The previous prime is 5561555009. The next prime is 5561555023. The reversal of 5561555010 is 105551655.

It is a super-2 number, since 2×5561555010² = 61861788258512200200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 584995 + ... + 594425.

It is an arithmetic number, because the mean of its divisors is an integer number (227669616).

Almost surely, 2^5561555010 is an apocalyptic number.

5561555010 is an abundant number, since it is smaller than the sum of its proper divisors (9009300414).

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

5561555010 is a wasteful number, since it uses less digits than its factorization.

5561555010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11239.

The product of its (nonzero) digits is 18750, while the sum is 33.

The square root of 5561555010 is about 74575.8339544386. The cubic root of 5561555010 is about 1771.7349231170.

It can be divided in two parts, 556155 and 5010, that added together give a palindrome (561165).

The spelling of 5561555010 in words is "five billion, five hundred sixty-one million, five hundred fifty-five thousand, ten".