5505550505001 has 80 divisors (see below), whose sum is σ = 8766552453120. Its totient is φ = 3435789091680.

The previous prime is 5505550504967. The next prime is 5505550505017. The reversal of 5505550505001 is 1005050555055.

It is a happy number.

5505550505001 is a `hidden beast` number, since 5 + 5 + 0 + 5 + 550 + 50 + 50 + 0 + 1 = 666.

It is not a de Polignac number, because 5505550505001 - 2²⁵ = 5505516950569 is a prime.

It is a super-2 number, since 2×5505550505001² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5505550505701) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 24399186 + ... + 24623796.

It is an arithmetic number, because the mean of its divisors is an integer number (109581905664).

Almost surely, 2^{5505550505001} is an apocalyptic number.

It is an amenable number.

5505550505001 is a deficient number, since it is larger than the sum of its proper divisors (3261001948119).

5505550505001 is a wasteful number, since it uses less digits than its factorization.

5505550505001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224928 (or 224919 counting only the distinct ones).

The product of its (nonzero) digits is 78125, while the sum is 36.

The spelling of 5505550505001 in words is "five trillion, five hundred five billion, five hundred fifty million, five hundred five thousand, one".