5185130402691 has 12 divisors (see below), whose sum is σ = 7489654122600. Its totient is φ = 3456743762400.

The previous prime is 5185130402681. The next prime is 5185130402707. The reversal of 5185130402691 is 1962040315815.

It is a happy number.

5185130402691 is a `hidden beast` number, since 5 + 1 + 8 + 513 + 0 + 40 + 2 + 6 + 91 = 666.

It is not a de Polignac number, because 5185130402691 - 2⁵ = 5185130402659 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5185130402681) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4023160 + ... + 5153258.

It is an arithmetic number, because the mean of its divisors is an integer number (624137843550).

Almost surely, 2^{5185130402691} is an apocalyptic number.

5185130402691 is a deficient number, since it is larger than the sum of its proper divisors (2304523719909).

5185130402691 is a wasteful number, since it uses less digits than its factorization.

5185130402691 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1639906 (or 1639903 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 45.

The spelling of 5185130402691 in words is "five trillion, one hundred eighty-five billion, one hundred thirty million, four hundred two thousand, six hundred ninety-one".