747869968747 has 4 divisors (see below), whose sum is σ = 815858147736. Its totient is φ = 679881789760.

The previous prime is 747869968723. The next prime is 747869968759.

747869968747 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 747869968747 - 2⁷ = 747869968619 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (747869968247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33994089478 + ... + 33994089499.

It is an arithmetic number, because the mean of its divisors is an integer number (203964536934).

Almost surely, 2^747869968747 is an apocalyptic number.

747869968747 is a deficient number, since it is larger than the sum of its proper divisors (67988178989).

747869968747 is a wasteful number, since it uses less digits than its factorization.

747869968747 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67988178988.

The product of its digits is 7169347584, while the sum is 82.

The spelling of 747869968747 in words is "seven hundred forty-seven billion, eight hundred sixty-nine million, nine hundred sixty-eight thousand, seven hundred forty-seven".