39342049231 has 2 divisors, whose sum is σ = 39342049232. Its totient is φ = 39342049230.

The previous prime is 39342049183. The next prime is 39342049259. The reversal of 39342049231 is 13294024393.

It is a happy number.

39342049231 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 39342049231 - 2¹¹ = 39342047183 is a prime.

It is a super-2 number, since 2×39342049231² (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 (39342043231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19671024615 + 19671024616.

It is an arithmetic number, because the mean of its divisors is an integer number (19671024616).

Almost surely, 2^39342049231 is an apocalyptic number.

39342049231 is a deficient number, since it is larger than the sum of its proper divisors (1).

39342049231 is an equidigital number, since it uses as much as digits as its factorization.

39342049231 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 139968, while the sum is 40.

The spelling of 39342049231 in words is "thirty-nine billion, three hundred forty-two million, forty-nine thousand, two hundred thirty-one".