5571720039 has 8 divisors (see below), whose sum is σ = 7429742320. Its totient is φ = 3714088896.

The previous prime is 5571719983. The next prime is 5571720043. The reversal of 5571720039 is 9300271755.

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

It is not a de Polignac number, because 5571720039 - 2¹² = 5571715943 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5571719979 and 5571720006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5571720079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62752 + ... + 122805.

It is an arithmetic number, because the mean of its divisors is an integer number (928717790).

Almost surely, 2^5571720039 is an apocalyptic number.

5571720039 is a deficient number, since it is larger than the sum of its proper divisors (1858022281).

5571720039 is a wasteful number, since it uses less digits than its factorization.

5571720039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195569.

The product of its (nonzero) digits is 66150, while the sum is 39.

The square root of 5571720039 is about 74643.9551403863. The cubic root of 5571720039 is about 1772.8136847013.

The spelling of 5571720039 in words is "five billion, five hundred seventy-one million, seven hundred twenty thousand, thirty-nine".