5021181655905 has 16 divisors (see below), whose sum is σ = 8083178326080. Its totient is φ = 2661534324288.

The previous prime is 5021181655843. The next prime is 5021181655933. The reversal of 5021181655905 is 5095561811205.

It is not a de Polignac number, because 5021181655905 - 2⁹ = 5021181655393 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1026824070 + ... + 1026828959.

It is an arithmetic number, because the mean of its divisors is an integer number (505198645380).

Almost surely, 2^{5021181655905} is an apocalyptic number.

It is an amenable number.

5021181655905 is a deficient number, since it is larger than the sum of its proper divisors (3061996670175).

5021181655905 is a wasteful number, since it uses less digits than its factorization.

5021181655905 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2053653200.

The product of its (nonzero) digits is 540000, while the sum is 48.

The spelling of 5021181655905 in words is "five trillion, twenty-one billion, one hundred eighty-one million, six hundred fifty-five thousand, nine hundred five".