5676864386491 has 16 divisors (see below), whose sum is σ = 6040236913920. Its totient is φ = 5323698056160.

The previous prime is 5676864386461. The next prime is 5676864386507. The reversal of 5676864386491 is 1946834686765.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 5676864386491 - 2¹³ = 5676864378299 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5676864386441) 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, 5101605 + ... + 6113926.

It is an arithmetic number, because the mean of its divisors is an integer number (377514807120).

Almost surely, 2^{5676864386491} is an apocalyptic number.

5676864386491 is a deficient number, since it is larger than the sum of its proper divisors (363372527429).

5676864386491 is a wasteful number, since it uses less digits than its factorization.

5676864386491 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11215986.

The product of its digits is 1254113280, while the sum is 73.

The spelling of 5676864386491 in words is "five trillion, six hundred seventy-six billion, eight hundred sixty-four million, three hundred eighty-six thousand, four hundred ninety-one".