748949485919 has 2 divisors, whose sum is σ = 748949485920. Its totient is φ = 748949485918.

The previous prime is 748949485913. The next prime is 748949486003. The reversal of 748949485919 is 919584949847.

It is a weak prime.

It is an emirp because it is prime and its reverse (919584949847) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 748949485919 - 2²⁴ = 748932708703 is a prime.

It is a super-2 number, since 2×748949485919² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 748949485919.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (748949485913) 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, 374474742959 + 374474742960.

It is an arithmetic number, because the mean of its divisors is an integer number (374474742960).

Almost surely, 2^748949485919 is an apocalyptic number.

748949485919 is a deficient number, since it is larger than the sum of its proper divisors (1).

748949485919 is an equidigital number, since it uses as much as digits as its factorization.

748949485919 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 940584960, while the sum is 77.

The spelling of 748949485919 in words is "seven hundred forty-eight billion, nine hundred forty-nine million, four hundred eighty-five thousand, nine hundred nineteen".