5105010560991 has 16 divisors (see below), whose sum is σ = 7598155255680. Its totient is φ = 3021993565920.

The previous prime is 5105010560989. The next prime is 5105010561031. The reversal of 5105010560991 is 1990650105015.

It is not a de Polignac number, because 5105010560991 - 2¹ = 5105010560989 is a prime.

It is a super-2 number, since 2×5105010560991² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5105010560921) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1798804276 + ... + 1798807113.

It is an arithmetic number, because the mean of its divisors is an integer number (474884703480).

Almost surely, 2^{5105010560991} is an apocalyptic number.

5105010560991 is a deficient number, since it is larger than the sum of its proper divisors (2493144694689).

5105010560991 is a wasteful number, since it uses less digits than its factorization.

5105010560991 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3597611446.

The product of its (nonzero) digits is 60750, while the sum is 42.

The spelling of 5105010560991 in words is "five trillion, one hundred five billion, ten million, five hundred sixty thousand, nine hundred ninety-one".