7744064312073 has 16 divisors (see below), whose sum is σ = 10804872620160. Its totient is φ = 4924254534144.

The previous prime is 7744064312071. The next prime is 7744064312081. The reversal of 7744064312073 is 3702134604477.

It is not a de Polignac number, because 7744064312073 - 2¹ = 7744064312071 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (7744064312071) 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, 158945638 + ... + 158994351.

It is an arithmetic number, because the mean of its divisors is an integer number (675304538760).

Almost surely, 2^{7744064312073} is an apocalyptic number.

It is an amenable number.

7744064312073 is a deficient number, since it is larger than the sum of its proper divisors (3060808308087).

7744064312073 is a wasteful number, since it uses less digits than its factorization.

7744064312073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 317940368.

The product of its (nonzero) digits is 2370816, while the sum is 48.

The spelling of 7744064312073 in words is "seven trillion, seven hundred forty-four billion, sixty-four million, three hundred twelve thousand, seventy-three".