744840009056 has 48 divisors (see below), whose sum is σ = 1722768073488. Its totient is φ = 312520281600.

The previous prime is 744840008987. The next prime is 744840009071. The reversal of 744840009056 is 650900048447.

It is a super-2 number, since 2×744840009056² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 744840009056.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81380915 + ... + 81390066.

It is an arithmetic number, because the mean of its divisors is an integer number (35891001531).

Almost surely, 2^744840009056 is an apocalyptic number.

It is an amenable number.

744840009056 is an abundant number, since it is smaller than the sum of its proper divisors (977928064432).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

744840009056 is a wasteful number, since it uses less digits than its factorization.

744840009056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162771015 (or 162771007 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 47.

The spelling of 744840009056 in words is "seven hundred forty-four billion, eight hundred forty million, nine thousand, fifty-six".