5105105551055 has 32 divisors (see below), whose sum is σ = 6471420687360. Its totient is φ = 3855422413440.

The previous prime is 5105105551031. The next prime is 5105105551069. The reversal of 5105105551055 is 5501555015015.

It is not a de Polignac number, because 5105105551055 - 2²⁰ = 5105104502479 is a prime.

It is a super-2 number, since 2×5105105551055² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 80405432 + ... + 80468898.

It is an arithmetic number, because the mean of its divisors is an integer number (202231896480).

Almost surely, 2^{5105105551055} is an apocalyptic number.

5105105551055 is a deficient number, since it is larger than the sum of its proper divisors (1366315136305).

5105105551055 is a wasteful number, since it uses less digits than its factorization.

5105105551055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66479.

The product of its (nonzero) digits is 78125, while the sum is 38.

The spelling of 5105105551055 in words is "five trillion, one hundred five billion, one hundred five million, five hundred fifty-one thousand, fifty-five".