39938084023 has 2 divisors, whose sum is σ = 39938084024. Its totient is φ = 39938084022.

The previous prime is 39938083987. The next prime is 39938084047. The reversal of 39938084023 is 32048083993.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 39938084023 - 2⁹ = 39938083511 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (39938081023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19969042011 + 19969042012.

It is an arithmetic number, because the mean of its divisors is an integer number (19969042012).

Almost surely, 2^39938084023 is an apocalyptic number.

39938084023 is a deficient number, since it is larger than the sum of its proper divisors (1).

39938084023 is an equidigital number, since it uses as much as digits as its factorization.

39938084023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1119744, while the sum is 49.

The spelling of 39938084023 in words is "thirty-nine billion, nine hundred thirty-eight million, eighty-four thousand, twenty-three".