748077441469 has 2 divisors, whose sum is σ = 748077441470. Its totient is φ = 748077441468.

The previous prime is 748077441451. The next prime is 748077441481. The reversal of 748077441469 is 964144770847.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 697914880569 + 50162560900 = 835413^2 + 223970^2 .

It is an emirp because it is prime and its reverse (964144770847) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-748077441469 is a prime.

It is a super-2 number, since 2×748077441469² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (748077441269) 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, 374038720734 + 374038720735.

It is an arithmetic number, because the mean of its divisors is an integer number (374038720735).

Almost surely, 2^748077441469 is an apocalyptic number.

It is an amenable number.

748077441469 is a deficient number, since it is larger than the sum of its proper divisors (1).

748077441469 is an equidigital number, since it uses as much as digits as its factorization.

748077441469 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 37933056, while the sum is 61.

The spelling of 748077441469 in words is "seven hundred forty-eight billion, seventy-seven million, four hundred forty-one thousand, four hundred sixty-nine".