39977119297 has 2 divisors, whose sum is σ = 39977119298. Its totient is φ = 39977119296.

The previous prime is 39977119289. The next prime is 39977119319. The reversal of 39977119297 is 79291177993.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 27015524496 + 12961594801 = 164364^2 + 113849^2 .

It is a cyclic number.

It is not a de Polignac number, because 39977119297 - 2³ = 39977119289 is a prime.

It is not a weakly prime, because it can be changed into another prime (39977119597) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19988559648 + 19988559649.

It is an arithmetic number, because the mean of its divisors is an integer number (19988559649).

Almost surely, 2^39977119297 is an apocalyptic number.

It is an amenable number.

39977119297 is a deficient number, since it is larger than the sum of its proper divisors (1).

39977119297 is an equidigital number, since it uses as much as digits as its factorization.

39977119297 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13502538, while the sum is 64.

The spelling of 39977119297 in words is "thirty-nine billion, nine hundred seventy-seven million, one hundred nineteen thousand, two hundred ninety-seven".