39044969605 has 8 divisors (see below), whose sum is σ = 46855861272. Its totient is φ = 31234710528.

The previous prime is 39044969573. The next prime is 39044969617. The reversal of 39044969605 is 50696944093.

It is a Cunningham number, because it is equal to 197598²+1.

It can be written as a sum of positive squares in 4 ways, for example, as 1 + 39044969604 = 1^2 + 197598^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 39044969605 - 2⁵ = 39044969573 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9684 + ... + 279613.

It is an arithmetic number, because the mean of its divisors is an integer number (5856982659).

Almost surely, 2^39044969605 is an apocalyptic number.

It is an amenable number.

39044969605 is a deficient number, since it is larger than the sum of its proper divisors (7810891667).

39044969605 is a wasteful number, since it uses less digits than its factorization.

39044969605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 316295.

The product of its (nonzero) digits is 6298560, while the sum is 55.

The spelling of 39044969605 in words is "thirty-nine billion, forty-four million, nine hundred sixty-nine thousand, six hundred five".