744075116587 has 4 divisors (see below), whose sum is σ = 811718309016. Its totient is φ = 676431924160.

The previous prime is 744075116567. The next prime is 744075116599. The reversal of 744075116587 is 785611570447.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 744075116587 - 2³¹ = 741927632939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (744075116567) 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 3 ways as a sum of consecutive naturals, for example, 33821596198 + ... + 33821596219.

It is an arithmetic number, because the mean of its divisors is an integer number (202929577254).

Almost surely, 2^744075116587 is an apocalyptic number.

744075116587 is a deficient number, since it is larger than the sum of its proper divisors (67643192429).

744075116587 is a wasteful number, since it uses less digits than its factorization.

744075116587 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67643192428.

The product of its (nonzero) digits is 6585600, while the sum is 55.

The spelling of 744075116587 in words is "seven hundred forty-four billion, seventy-five million, one hundred sixteen thousand, five hundred eighty-seven".