749000828999 has 4 divisors (see below), whose sum is σ = 749285298336. Its totient is φ = 748716359664.

The previous prime is 749000828993. The next prime is 749000829029. The reversal of 749000828999 is 999828000947.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 999828000947 = 1249 ⋅800502803.

It is a cyclic number.

It is not a de Polignac number, because 749000828999 - 2²⁸ = 748732393543 is a prime.

It is a super-2 number, since 2×749000828999² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (749000828993) 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, 142230719 + ... + 142235984.

It is an arithmetic number, because the mean of its divisors is an integer number (187321324584).

Almost surely, 2^749000828999 is an apocalyptic number.

749000828999 is a deficient number, since it is larger than the sum of its proper divisors (284469337).

749000828999 is a wasteful number, since it uses less digits than its factorization.

749000828999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 284469336.

The product of its (nonzero) digits is 23514624, while the sum is 65.

The spelling of 749000828999 in words is "seven hundred forty-nine billion, eight hundred twenty-eight thousand, nine hundred ninety-nine".