739371839249 has 2 divisors, whose sum is σ = 739371839250. Its totient is φ = 739371839248.

The previous prime is 739371839191. The next prime is 739371839281. The reversal of 739371839249 is 942938173937.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 702042894400 + 37328944849 = 837880^2 + 193207^2 .

It is a cyclic number.

It is not a de Polignac number, because 739371839249 - 2³² = 735076871953 is a prime.

It is not a weakly prime, because it can be changed into another prime (739371839849) 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, 369685919624 + 369685919625.

It is an arithmetic number, because the mean of its divisors is an integer number (369685919625).

Almost surely, 2^739371839249 is an apocalyptic number.

It is an amenable number.

739371839249 is a deficient number, since it is larger than the sum of its proper divisors (1).

739371839249 is an equidigital number, since it uses as much as digits as its factorization.

739371839249 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 61725888, while the sum is 65.

The spelling of 739371839249 in words is "seven hundred thirty-nine billion, three hundred seventy-one million, eight hundred thirty-nine thousand, two hundred forty-nine".