5639749299 has 12 divisors (see below), whose sum is σ = 8160578712. Its totient is φ = 3753244800.

The previous prime is 5639749279. The next prime is 5639749373. The reversal of 5639749299 is 9929479365.

5639749299 is a `hidden beast` number, since 56 + 3 + 9 + 7 + 492 + 99 = 666.

It is not a de Polignac number, because 5639749299 - 2²⁹ = 5102878387 is a prime.

It is a super-3 number, since 3×5639749299³ (a number of 30 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (5639749279) 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, 543582 + ... + 553859.

It is an arithmetic number, because the mean of its divisors is an integer number (680048226).

Almost surely, 2^5639749299 is an apocalyptic number.

5639749299 is a deficient number, since it is larger than the sum of its proper divisors (2520829413).

5639749299 is a wasteful number, since it uses less digits than its factorization.

5639749299 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1098018 (or 1098015 counting only the distinct ones).

The product of its digits is 33067440, while the sum is 63.

The square root of 5639749299 is about 75098.2642875320. The cubic root of 5639749299 is about 1779.9997158397. Note that the first 3 decimals are identical.

The spelling of 5639749299 in words is "five billion, six hundred thirty-nine million, seven hundred forty-nine thousand, two hundred ninety-nine".