5736639694 has 8 divisors (see below), whose sum is σ = 8610943680. Its totient is φ = 2866325136.

The previous prime is 5736639677. The next prime is 5736639709. The reversal of 5736639694 is 4969366375.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 993759 + ... + 999514.

It is an arithmetic number, because the mean of its divisors is an integer number (1076367960).

Almost surely, 2^5736639694 is an apocalyptic number.

5736639694 is a deficient number, since it is larger than the sum of its proper divisors (2874303986).

5736639694 is a wasteful number, since it uses less digits than its factorization.

5736639694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1994714.

The product of its digits is 22044960, while the sum is 58.

The square root of 5736639694 is about 75740.6079590070. The cubic root of 5736639694 is about 1790.1353053573.

The spelling of 5736639694 in words is "five billion, seven hundred thirty-six million, six hundred thirty-nine thousand, six hundred ninety-four".