39794377399 has 8 divisors (see below), whose sum is σ = 46407437600. Its totient is φ = 34109466048.

The previous prime is 39794377397. The next prime is 39794377409. The reversal of 39794377399 is 99377349793.

39794377399 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 39794377399 - 2¹ = 39794377397 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39794377397) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58008954 + ... + 58009639.

It is an arithmetic number, because the mean of its divisors is an integer number (5800929700).

Almost surely, 2^39794377399 is an apocalyptic number.

39794377399 is a deficient number, since it is larger than the sum of its proper divisors (6613060201).

39794377399 is an equidigital number, since it uses as much as digits as its factorization.

39794377399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116018614 (or 116018600 counting only the distinct ones).

The product of its digits is 243045684, while the sum is 70.

The spelling of 39794377399 in words is "thirty-nine billion, seven hundred ninety-four million, three hundred seventy-seven thousand, three hundred ninety-nine".