3939482849394 has 32 divisors (see below), whose sum is σ = 8200658243520. Its totient is φ = 1260101126592.

The previous prime is 3939482849333. The next prime is 3939482849429. The reversal of 3939482849394 is 4939482849393.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 69421657 + ... + 69478380.

It is an arithmetic number, because the mean of its divisors is an integer number (256270570110).

Almost surely, 2^{3939482849394} is an apocalyptic number.

3939482849394 is an abundant number, since it is smaller than the sum of its proper divisors (4261175394126).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3939482849394 is a wasteful number, since it uses less digits than its factorization.

3939482849394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138900234.

The product of its digits is 1451188224, while the sum is 75.

Subtracting 3939482849394 from its reverse (4939482849393), we obtain a palindrome (999999999999).

The spelling of 3939482849394 in words is "three trillion, nine hundred thirty-nine billion, four hundred eighty-two million, eight hundred forty-nine thousand, three hundred ninety-four".