39914482565 has 8 divisors (see below), whose sum is σ = 49065608088. Its totient is φ = 31152766720.

The previous prime is 39914482547. The next prime is 39914482577. The reversal of 39914482565 is 56528441993.

It can be written as a sum of positive squares in 4 ways, for example, as 3632836 + 39910849729 = 1906^2 + 199777^2 .

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

It is a de Polignac number, because none of the positive numbers 2^k-39914482565 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 39914482565.

It is a congruent number.

It is an unprimeable number.

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, 97352192 + ... + 97352601.

It is an arithmetic number, because the mean of its divisors is an integer number (6133201011).

Almost surely, 2^39914482565 is an apocalyptic number.

It is an amenable number.

39914482565 is a deficient number, since it is larger than the sum of its proper divisors (9151125523).

39914482565 is a wasteful number, since it uses less digits than its factorization.

39914482565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194704839.

The product of its digits is 9331200, while the sum is 56.

The spelling of 39914482565 in words is "thirty-nine billion, nine hundred fourteen million, four hundred eighty-two thousand, five hundred sixty-five".