55050555055556 has 12 divisors (see below), whose sum is σ = 96365106283068. Its totient is φ = 27517667546112.

The previous prime is 55050555055549. The next prime is 55050555055591. The reversal of 55050555055556 is 65555055505055.

It can be written as a sum of positive squares in 2 ways, for example, as 5145937993156 + 49904617062400 = 2268466^2 + 7064320^2 .

It is a super-2 number, since 2×55050555055556² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1902479141 + ... + 1902508076.

It is an arithmetic number, because the mean of its divisors is an integer number (8030425523589).

Almost surely, 2^{55050555055556} is an apocalyptic number.

It is an amenable number.

55050555055556 is a deficient number, since it is larger than the sum of its proper divisors (41314551227512).

55050555055556 is a wasteful number, since it uses less digits than its factorization.

55050555055556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3804990838 (or 3804990836 counting only the distinct ones).

The product of its (nonzero) digits is 58593750, while the sum is 56.

The spelling of 55050555055556 in words is "fifty-five trillion, fifty billion, five hundred fifty-five million, fifty-five thousand, five hundred fifty-six".