50000550555555 has 12 divisors (see below), whose sum is σ = 86667620963040. Its totient is φ = 26666960296272.

The previous prime is 50000550555541. The next prime is 50000550555559. The reversal of 50000550555555 is 55555505500005.

It is not a de Polignac number, because 50000550555555 - 2⁴ = 50000550555539 is a prime.

It is a super-2 number, since 2×50000550555555² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 1111123345679 = 50000550555555 / (5 + 0 + 0 + 0 + 0 + 5 + 5 + 0 + 5 + 5 + 5 + 5 + 5 + 5).

It is a self number, because there is not a number n which added to its sum of digits gives 50000550555555.

It is not an unprimeable number, because it can be changed into a prime (50000550555559) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 555561672795 + ... + 555561672884.

It is an arithmetic number, because the mean of its divisors is an integer number (7222301746920).

Almost surely, 2^{50000550555555} is an apocalyptic number.

50000550555555 is a deficient number, since it is larger than the sum of its proper divisors (36667070407485).

50000550555555 is a wasteful number, since it uses less digits than its factorization.

50000550555555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1111123345690 (or 1111123345687 counting only the distinct ones).

The product of its (nonzero) digits is 1953125, while the sum is 45.

The spelling of 50000550555555 in words is "fifty trillion, five hundred fifty million, five hundred fifty-five thousand, five hundred fifty-five".