5667616861481 has 16 divisors (see below), whose sum is σ = 5963021634240. Its totient is φ = 5379657541440.

The previous prime is 5667616861471. The next prime is 5667616861507. The reversal of 5667616861481 is 1841686167665.

It is a cyclic number.

It is not a de Polignac number, because 5667616861481 - 2¹⁰ = 5667616860457 is a prime.

It is a super-2 number, since 2×5667616861481² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5667616861411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6564866 + ... + 7377851.

It is an arithmetic number, because the mean of its divisors is an integer number (372688852140).

Almost surely, 2^{5667616861481} is an apocalyptic number.

It is an amenable number.

5667616861481 is a deficient number, since it is larger than the sum of its proper divisors (295404772759).

5667616861481 is a wasteful number, since it uses less digits than its factorization.

5667616861481 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13942984.

The product of its digits is 69672960, while the sum is 65.

The spelling of 5667616861481 in words is "five trillion, six hundred sixty-seven billion, six hundred sixteen million, eight hundred sixty-one thousand, four hundred eighty-one".