7968540327 has 8 divisors (see below), whose sum is σ = 11590604160. Its totient is φ = 4829418360.

The previous prime is 7968540319. The next prime is 7968540331. The reversal of 7968540327 is 7230458697.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 7968540327 - 2³ = 7968540319 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 7968540327.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7968542327) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 120735427 + ... + 120735492.

It is an arithmetic number, because the mean of its divisors is an integer number (1448825520).

Almost surely, 2^7968540327 is an apocalyptic number.

7968540327 is a deficient number, since it is larger than the sum of its proper divisors (3622063833).

7968540327 is a wasteful number, since it uses less digits than its factorization.

7968540327 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 241470933.

The product of its (nonzero) digits is 2540160, while the sum is 51.

The square root of 7968540327 is about 89266.6809453561. The cubic root of 7968540327 is about 1997.3749165593.

The spelling of 7968540327 in words is "seven billion, nine hundred sixty-eight million, five hundred forty thousand, three hundred twenty-seven".