55610561596 has 12 divisors (see below), whose sum is σ = 98028837648. Its totient is φ = 27602322272.

The previous prime is 55610561593. The next prime is 55610561603. The reversal of 55610561596 is 69516501655.

It is a happy number.

It is a super-2 number, since 2×55610561596² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55610561593) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50739016 + ... + 50740111.

It is an arithmetic number, because the mean of its divisors is an integer number (8169069804).

Almost surely, 2^55610561596 is an apocalyptic number.

It is an amenable number.

55610561596 is a deficient number, since it is larger than the sum of its proper divisors (42418276052).

55610561596 is a wasteful number, since it uses less digits than its factorization.

55610561596 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101479268 (or 101479266 counting only the distinct ones).

The product of its (nonzero) digits is 1215000, while the sum is 49.

The spelling of 55610561596 in words is "fifty-five billion, six hundred ten million, five hundred sixty-one thousand, five hundred ninety-six".