55050550504994 has 24 divisors (see below), whose sum is σ = 90797158342044. Its totient is φ = 25014156965600.

The previous prime is 55050550504973. The next prime is 55050550505051. The reversal of 55050550504994 is 49940505505055.

It can be written as a sum of positive squares in 2 ways, for example, as 43962403072225 + 11088147432769 = 6630415^2 + 3329887^2 .

It is a super-2 number, since 2×55050550504994² (a number of 28 digits) contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 39405377 + ... + 40778484.

Almost surely, 2^{55050550504994} is an apocalyptic number.

55050550504994 is a deficient number, since it is larger than the sum of its proper divisors (35746607837050).

55050550504994 is a wasteful number, since it uses less digits than its factorization.

55050550504994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80186722 (or 80186711 counting only the distinct ones).

The product of its (nonzero) digits is 20250000, while the sum is 56.

The spelling of 55050550504994 in words is "fifty-five trillion, fifty billion, five hundred fifty million, five hundred four thousand, nine hundred ninety-four".