748127899589 has 4 divisors (see below), whose sum is σ = 855003313824. Its totient is φ = 641252485356.

The previous prime is 748127899583. The next prime is 748127899633. The reversal of 748127899589 is 985998721847.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 748127899589 - 2²⁰ = 748126851013 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (748127899583) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53437707107 + ... + 53437707120.

It is an arithmetic number, because the mean of its divisors is an integer number (213750828456).

Almost surely, 2^748127899589 is an apocalyptic number.

It is an amenable number.

748127899589 is a deficient number, since it is larger than the sum of its proper divisors (106875414235).

748127899589 is a wasteful number, since it uses less digits than its factorization.

748127899589 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106875414234.

The product of its digits is 731566080, while the sum is 77.

The spelling of 748127899589 in words is "seven hundred forty-eight billion, one hundred twenty-seven million, eight hundred ninety-nine thousand, five hundred eighty-nine".