748365563839 has 2 divisors, whose sum is σ = 748365563840. Its totient is φ = 748365563838.

The previous prime is 748365563833. The next prime is 748365563879. The reversal of 748365563839 is 938365563847.

It is a weak prime.

It is an emirp because it is prime and its reverse (938365563847) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 748365563839 - 2⁹ = 748365563327 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (748365563833) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 374182781919 + 374182781920.

It is an arithmetic number, because the mean of its divisors is an integer number (374182781920).

Almost surely, 2^748365563839 is an apocalyptic number.

748365563839 is a deficient number, since it is larger than the sum of its proper divisors (1).

748365563839 is an equidigital number, since it uses as much as digits as its factorization.

748365563839 is an evil number, because the sum of its binary digits is even.

The product of its digits is 391910400, while the sum is 67.

The spelling of 748365563839 in words is "seven hundred forty-eight billion, three hundred sixty-five million, five hundred sixty-three thousand, eight hundred thirty-nine".