5639402727 has 48 divisors (see below), whose sum is σ = 9941268480. Its totient is φ = 3010996800.

The previous prime is 5639402719. The next prime is 5639402737. The reversal of 5639402727 is 7272049365.

5639402727 is a `hidden beast` number, since 5 + 639 + 4 + 0 + 2 + 7 + 2 + 7 = 666.

It is not a de Polignac number, because 5639402727 - 2³ = 5639402719 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5639402737) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6852 + ... + 106422.

It is an arithmetic number, because the mean of its divisors is an integer number (207109760).

Almost surely, 2^5639402727 is an apocalyptic number.

5639402727 is a deficient number, since it is larger than the sum of its proper divisors (4301865753).

5639402727 is a wasteful number, since it uses less digits than its factorization.

5639402727 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99644 (or 99641 counting only the distinct ones).

The product of its (nonzero) digits is 635040, while the sum is 45.

The square root of 5639402727 is about 75095.9567952896. The cubic root of 5639402727 is about 1779.9632537758.

The spelling of 5639402727 in words is "five billion, six hundred thirty-nine million, four hundred two thousand, seven hundred twenty-seven".