7994140022 has 16 divisors (see below), whose sum is σ = 13228304400. Its totient is φ = 3592871040.

The previous prime is 7994140013. The next prime is 7994140031. The reversal of 7994140022 is 2200414997.

It is an interprime number because it is at equal distance from previous prime (7994140013) and next prime (7994140031).

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, 2039447 + ... + 2043362.

It is an arithmetic number, because the mean of its divisors is an integer number (826769025).

Almost surely, 2^7994140022 is an apocalyptic number.

7994140022 is a deficient number, since it is larger than the sum of its proper divisors (5234164378).

7994140022 is a wasteful number, since it uses less digits than its factorization.

7994140022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4082911.

The product of its (nonzero) digits is 36288, while the sum is 38.

The square root of 7994140022 is about 89409.9548260707. The cubic root of 7994140022 is about 1999.5115492176.

The spelling of 7994140022 in words is "seven billion, nine hundred ninety-four million, one hundred forty thousand, twenty-two".