5561616551060 has 48 divisors (see below), whose sum is σ = 11690570218320. Its totient is φ = 2222518763520.

The previous prime is 5561616551041. The next prime is 5561616551069. The reversal of 5561616551060 is 601556161655.

It can be written as a sum of positive squares in 8 ways, for example, as 1073167539844 + 4488449011216 = 1035938^2 + 2118596^2 .

It is a super-2 number, since 2×5561616551060² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5561616550996 and 5561616551014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5561616551069) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 125576120 + ... + 125620400.

It is an arithmetic number, because the mean of its divisors is an integer number (243553546215).

Almost surely, 2^{5561616551060} is an apocalyptic number.

It is an amenable number.

5561616551060 is an abundant number, since it is smaller than the sum of its proper divisors (6128953667260).

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

5561616551060 is a wasteful number, since it uses less digits than its factorization.

5561616551060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50156 (or 50154 counting only the distinct ones).

The product of its (nonzero) digits is 810000, while the sum is 47.

The spelling of 5561616551060 in words is "five trillion, five hundred sixty-one billion, six hundred sixteen million, five hundred fifty-one thousand, sixty".