39479559227 has 2 divisors, whose sum is σ = 39479559228. Its totient is φ = 39479559226.

The previous prime is 39479559209. The next prime is 39479559247. The reversal of 39479559227 is 72295597493.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 39479559227 - 2¹⁸ = 39479297083 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 39479559227.

It is not a weakly prime, because it can be changed into another prime (39479559247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19739779613 + 19739779614.

It is an arithmetic number, because the mean of its divisors is an integer number (19739779614).

Almost surely, 2^39479559227 is an apocalyptic number.

39479559227 is a deficient number, since it is larger than the sum of its proper divisors (1).

39479559227 is an equidigital number, since it uses as much as digits as its factorization.

39479559227 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 42865200, while the sum is 62.

The spelling of 39479559227 in words is "thirty-nine billion, four hundred seventy-nine million, five hundred fifty-nine thousand, two hundred twenty-seven".