39976026313 has 2 divisors, whose sum is σ = 39976026314. Its totient is φ = 39976026312.

The previous prime is 39976026289. The next prime is 39976026331. The reversal of 39976026313 is 31362067993.

Together with next prime (39976026331) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39681835209 + 294191104 = 199203^2 + 17152^2 .

It is a cyclic number.

It is not a de Polignac number, because 39976026313 - 2¹⁷ = 39975895241 is a prime.

It is not a weakly prime, because it can be changed into another prime (39976026913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19988013156 + 19988013157.

It is an arithmetic number, because the mean of its divisors is an integer number (19988013157).

Almost surely, 2^39976026313 is an apocalyptic number.

It is an amenable number.

39976026313 is a deficient number, since it is larger than the sum of its proper divisors (1).

39976026313 is an equidigital number, since it uses as much as digits as its factorization.

39976026313 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1102248, while the sum is 49.

The spelling of 39976026313 in words is "thirty-nine billion, nine hundred seventy-six million, twenty-six thousand, three hundred thirteen".