5666837499 has 6 divisors (see below), whose sum is σ = 8185431956. Its totient is φ = 3777891660.

The previous prime is 5666837483. The next prime is 5666837513. The reversal of 5666837499 is 9947386665.

It is not a de Polignac number, because 5666837499 - 2⁴ = 5666837483 is a prime.

It is a super-2 number, since 2×5666837499² = 64226094480145150002, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5666837999) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 314824297 + ... + 314824314.

Almost surely, 2^5666837499 is an apocalyptic number.

5666837499 is a deficient number, since it is larger than the sum of its proper divisors (2518594457).

5666837499 is a wasteful number, since it uses less digits than its factorization.

5666837499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 629648617 (or 629648614 counting only the distinct ones).

The product of its digits is 58786560, while the sum is 63.

The square root of 5666837499 is about 75278.3999497864. The cubic root of 5666837499 is about 1782.8449957925.

The spelling of 5666837499 in words is "five billion, six hundred sixty-six million, eight hundred thirty-seven thousand, four hundred ninety-nine".