4451693377789 has 24 divisors (see below), whose sum is σ = 5198819380920. Its totient is φ = 3800790733824.

The previous prime is 4451693377787. The next prime is 4451693377799. The reversal of 4451693377789 is 9877733961544.

It can be written as a sum of positive squares in 4 ways, for example, as 359334308025 + 4092359069764 = 599445^2 + 2022958^2 .

It is not a de Polignac number, because 4451693377789 - 2¹ = 4451693377787 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 (4451693377787) 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 in 23 ways as a sum of consecutive naturals, for example, 14635557 + ... + 14936629.

It is an arithmetic number, because the mean of its divisors is an integer number (216617474205).

Almost surely, 2^{4451693377789} is an apocalyptic number.

4451693377789 is a gapful number since it is divisible by the number (49) formed by its first and last digit.

It is an amenable number.

4451693377789 is a deficient number, since it is larger than the sum of its proper divisors (747126003131).

4451693377789 is a wasteful number, since it uses less digits than its factorization.

4451693377789 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 302269 (or 302262 counting only the distinct ones).

The product of its digits is 960180480, while the sum is 73.

The spelling of 4451693377789 in words is "four trillion, four hundred fifty-one billion, six hundred ninety-three million, three hundred seventy-seven thousand, seven hundred eighty-nine".