39983684337 has 6 divisors (see below), whose sum is σ = 57754210722. Its totient is φ = 26655789552.

The previous prime is 39983684309. The next prime is 39983684347. The reversal of 39983684337 is 73348638993.

It can be written as a sum of positive squares in only one way, i.e., 23622460416 + 16361223921 = 153696^2 + 127911^2 .

It is not a de Polignac number, because 39983684337 - 2¹² = 39983680241 is a prime.

It is not an unprimeable number, because it can be changed into a prime (39983684347) 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, 2221315788 + ... + 2221315805.

It is an arithmetic number, because the mean of its divisors is an integer number (9625701787).

Almost surely, 2^39983684337 is an apocalyptic number.

It is an amenable number.

39983684337 is a deficient number, since it is larger than the sum of its proper divisors (17770526385).

39983684337 is a wasteful number, since it uses less digits than its factorization.

39983684337 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4442631599 (or 4442631596 counting only the distinct ones).

The product of its digits is 70543872, while the sum is 63.

The spelling of 39983684337 in words is "thirty-nine billion, nine hundred eighty-three million, six hundred eighty-four thousand, three hundred thirty-seven".