39429348031 has 2 divisors, whose sum is σ = 39429348032. Its totient is φ = 39429348030.

The previous prime is 39429347999. The next prime is 39429348059. The reversal of 39429348031 is 13084392493.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 39429348031 - 2⁵ = 39429347999 is a prime.

It is a super-2 number, since 2×39429348031² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (39429348071) 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 as a sum of consecutive naturals, namely, 19714674015 + 19714674016.

It is an arithmetic number, because the mean of its divisors is an integer number (19714674016).

Almost surely, 2^39429348031 is an apocalyptic number.

39429348031 is a deficient number, since it is larger than the sum of its proper divisors (1).

39429348031 is an equidigital number, since it uses as much as digits as its factorization.

39429348031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 559872, while the sum is 46.

The spelling of 39429348031 in words is "thirty-nine billion, four hundred twenty-nine million, three hundred forty-eight thousand, thirty-one".