55555005049983 has 8 divisors (see below), whose sum is σ = 82303711185200. Its totient is φ = 37036670033304.

The previous prime is 55555005049919. The next prime is 55555005050029. The reversal of 55555005049983 is 38994050055555.

55555005049983 is a `hidden beast` number, since 5 + 5 + 5 + 5 + 500 + 5 + 0 + 49 + 9 + 83 = 666.

It is not a de Polignac number, because 55555005049983 - 2⁶ = 55555005049919 is a prime.

It is a super-2 number, since 2×55555005049983² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 55555005049983.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55555005044983) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1028796389788 + ... + 1028796389841.

It is an arithmetic number, because the mean of its divisors is an integer number (10287963898150).

Almost surely, 2^{55555005049983} is an apocalyptic number.

55555005049983 is a deficient number, since it is larger than the sum of its proper divisors (26748706135217).

55555005049983 is a wasteful number, since it uses less digits than its factorization.

55555005049983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2057592779638 (or 2057592779632 counting only the distinct ones).

The product of its (nonzero) digits is 121500000, while the sum is 63.

The spelling of 55555005049983 in words is "fifty-five trillion, five hundred fifty-five billion, five million, forty-nine thousand, nine hundred eighty-three".