39722547323 has 2 divisors, whose sum is σ = 39722547324. Its totient is φ = 39722547322.

The previous prime is 39722547311. The next prime is 39722547341. The reversal of 39722547323 is 32374522793.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 39722547323 - 2¹⁰ = 39722546299 is a prime.

It is not a weakly prime, because it can be changed into another prime (39722547023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19861273661 + 19861273662.

It is an arithmetic number, because the mean of its divisors is an integer number (19861273662).

Almost surely, 2^39722547323 is an apocalyptic number.

39722547323 is a deficient number, since it is larger than the sum of its proper divisors (1).

39722547323 is an equidigital number, since it uses as much as digits as its factorization.

39722547323 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1905120, while the sum is 47.

The spelling of 39722547323 in words is "thirty-nine billion, seven hundred twenty-two million, five hundred forty-seven thousand, three hundred twenty-three".