39429386011 has 4 divisors (see below), whose sum is σ = 39431922232. Its totient is φ = 39426849792.

The previous prime is 39429385939. The next prime is 39429386047. The reversal of 39429386011 is 11068392493.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 11068392493 = 797 ⋅13887569.

It is a cyclic number.

It is not a de Polignac number, because 39429386011 - 2⁷ = 39429385883 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (39429386911) 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, 1244646 + ... + 1275931.

It is an arithmetic number, because the mean of its divisors is an integer number (9857980558).

Almost surely, 2^39429386011 is an apocalyptic number.

39429386011 is a deficient number, since it is larger than the sum of its proper divisors (2536221).

39429386011 is a wasteful number, since it uses less digits than its factorization.

39429386011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2536220.

The product of its (nonzero) digits is 279936, while the sum is 46.

The spelling of 39429386011 in words is "thirty-nine billion, four hundred twenty-nine million, three hundred eighty-six thousand, eleven".