749119677289 has 9 divisors (see below), whose sum is σ = 754996072701. Its totient is φ = 743288689260.

The previous prime is 749119677247. The next prime is 749119677301. The reversal of 749119677289 is 982776911947.

The square root of 749119677289 is 865517.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 749119677289 - 2²⁵ = 749086122857 is a prime.

It is a super-2 number, since 2×749119677289² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (749119677589) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 113379424 + ... + 113386030.

Almost surely, 2^749119677289 is an apocalyptic number.

749119677289 is the 865517-th square number.

749119677289 is the 432759-th centered octagonal number.

It is an amenable number.

749119677289 is a deficient number, since it is larger than the sum of its proper divisors (5876395412).

749119677289 is an frugal number, since it uses more digits than its factorization.

749119677289 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13476 (or 6738 counting only the distinct ones).

The product of its digits is 96018048, while the sum is 70.

The spelling of 749119677289 in words is "seven hundred forty-nine billion, one hundred nineteen million, six hundred seventy-seven thousand, two hundred eighty-nine".