39972222259 has 2 divisors, whose sum is σ = 39972222260. Its totient is φ = 39972222258.

The previous prime is 39972222253. The next prime is 39972222289. The reversal of 39972222259 is 95222227993.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 39972222259 - 2¹⁹ = 39971697971 is a prime.

It is not a weakly prime, because it can be changed into another prime (39972222253) 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, 19986111129 + 19986111130.

It is an arithmetic number, because the mean of its divisors is an integer number (19986111130).

Almost surely, 2^39972222259 is an apocalyptic number.

39972222259 is a deficient number, since it is larger than the sum of its proper divisors (1).

39972222259 is an equidigital number, since it uses as much as digits as its factorization.

39972222259 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2449440, while the sum is 52.

The spelling of 39972222259 in words is "thirty-nine billion, nine hundred seventy-two million, two hundred twenty-two thousand, two hundred fifty-nine".