13743444357 has 24 divisors (see below), whose sum is σ = 20755612800. Its totient is φ = 8746650528.

The previous prime is 13743444343. The next prime is 13743444371. The reversal of 13743444357 is 75344434731.

13743444357 is a `hidden beast` number, since 137 + 43 + 44 + 435 + 7 = 666.

It is an interprime number because it is at equal distance from previous prime (13743444343) and next prime (13743444371).

It is not a de Polignac number, because 13743444357 - 2¹⁸ = 13743182213 is a prime.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13743444157) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 40144 + ... + 170582.

It is an arithmetic number, because the mean of its divisors is an integer number (864817200).

Almost surely, 2^13743444357 is an apocalyptic number.

It is an amenable number.

13743444357 is a deficient number, since it is larger than the sum of its proper divisors (7012168443).

13743444357 is a wasteful number, since it uses less digits than its factorization.

13743444357 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130977 (or 130974 counting only the distinct ones).

The product of its digits is 1693440, while the sum is 45.

The spelling of 13743444357 in words is "thirteen billion, seven hundred forty-three million, four hundred forty-four thousand, three hundred fifty-seven".