744360634943 has 16 divisors (see below), whose sum is σ = 761888924160. Its totient is φ = 727059569184.

The previous prime is 744360634939. The next prime is 744360634949. The reversal of 744360634943 is 349436063447.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 744360634943 - 2² = 744360634939 is a prime.

It is a super-2 number, since 2×744360634943² (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 (744360634949) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5169518 + ... + 5311556.

It is an arithmetic number, because the mean of its divisors is an integer number (47618057760).

Almost surely, 2^744360634943 is an apocalyptic number.

744360634943 is a deficient number, since it is larger than the sum of its proper divisors (17528289217).

744360634943 is a wasteful number, since it uses less digits than its factorization.

744360634943 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142838.

The product of its (nonzero) digits is 15676416, while the sum is 53.

The spelling of 744360634943 in words is "seven hundred forty-four billion, three hundred sixty million, six hundred thirty-four thousand, nine hundred forty-three".