7944444708 has 12 divisors (see below), whose sum is σ = 18537037680. Its totient is φ = 2648148232.

The previous prime is 7944444671. The next prime is 7944444719. The reversal of 7944444708 is 8074444497.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×7944444708² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 331018518 + ... + 331018541.

It is an arithmetic number, because the mean of its divisors is an integer number (1544753140).

Almost surely, 2^7944444708 is an apocalyptic number.

It is an amenable number.

7944444708 is an abundant number, since it is smaller than the sum of its proper divisors (10592592972).

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

7944444708 is a wasteful number, since it uses less digits than its factorization.

7944444708 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 662037066 (or 662037064 counting only the distinct ones).

The product of its (nonzero) digits is 3612672, while the sum is 51.

The square root of 7944444708 is about 89131.6145259357. The cubic root of 7944444708 is about 1995.3596341625.

The spelling of 7944444708 in words is "seven billion, nine hundred forty-four million, four hundred forty-four thousand, seven hundred eight".