39793786379 has 4 divisors (see below), whose sum is σ = 39794240376. Its totient is φ = 39793332384.

The previous prime is 39793786363. The next prime is 39793786393. The reversal of 39793786379 is 97368739793.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 39793786379 - 2⁴ = 39793786363 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (39793786309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48989 + ... + 286334.

It is an arithmetic number, because the mean of its divisors is an integer number (9948560094).

Almost surely, 2^39793786379 is an apocalyptic number.

39793786379 is a deficient number, since it is larger than the sum of its proper divisors (453997).

39793786379 is a wasteful number, since it uses less digits than its factorization.

39793786379 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 453996.

The product of its digits is 324060912, while the sum is 71.

The spelling of 39793786379 in words is "thirty-nine billion, seven hundred ninety-three million, seven hundred eighty-six thousand, three hundred seventy-nine".