3962393649039 has 128 divisors (see below), whose sum is σ = 6491122892800. Its totient is φ = 2146346294400.

The previous prime is 3962393649031. The next prime is 3962393649061. The reversal of 3962393649039 is 9309463932693.

It is not a de Polignac number, because 3962393649039 - 2³ = 3962393649031 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3962393649031) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 386834052 + ... + 386844294.

It is an arithmetic number, because the mean of its divisors is an integer number (50711897600).

Almost surely, 2^{3962393649039} is an apocalyptic number.

3962393649039 is a deficient number, since it is larger than the sum of its proper divisors (2528729243761).

3962393649039 is a wasteful number, since it uses less digits than its factorization.

3962393649039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10546 (or 10532 counting only the distinct ones).

The product of its (nonzero) digits is 153055008, while the sum is 66.

The spelling of 3962393649039 in words is "three trillion, nine hundred sixty-two billion, three hundred ninety-three million, six hundred forty-nine thousand, thirty-nine".