7946851394 has 16 divisors (see below), whose sum is σ = 12608946432. Its totient is φ = 3748602528.

The previous prime is 7946851369. The next prime is 7946851421. The reversal of 7946851394 is 4931586497.

It is a Curzon 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, 1179914 + ... + 1186629.

It is an arithmetic number, because the mean of its divisors is an integer number (788059152).

Almost surely, 2^7946851394 is an apocalyptic number.

7946851394 is a deficient number, since it is larger than the sum of its proper divisors (4662095038).

7946851394 is a wasteful number, since it uses less digits than its factorization.

7946851394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2366641.

The product of its digits is 6531840, while the sum is 56.

The square root of 7946851394 is about 89145.1142463792. The cubic root of 7946851394 is about 1995.5611048937.

The spelling of 7946851394 in words is "seven billion, nine hundred forty-six million, eight hundred fifty-one thousand, three hundred ninety-four".