8078747722 has 8 divisors (see below), whose sum is σ = 12399938496. Its totient is φ = 3945434892.

The previous prime is 8078747689. The next prime is 8078747767. The reversal of 8078747722 is 2277478708.

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

It is a self number, because there is not a number n which added to its sum of digits gives 8078747722.

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, 46969378 + ... + 46969549.

It is an arithmetic number, because the mean of its divisors is an integer number (1549992312).

Almost surely, 2^8078747722 is an apocalyptic number.

8078747722 is a deficient number, since it is larger than the sum of its proper divisors (4321190774).

8078747722 is a wasteful number, since it uses less digits than its factorization.

8078747722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93938972.

The product of its (nonzero) digits is 2458624, while the sum is 52.

The square root of 8078747722 is about 89881.8542421105. The cubic root of 8078747722 is about 2006.5408951916.

The spelling of 8078747722 in words is "eight billion, seventy-eight million, seven hundred forty-seven thousand, seven hundred twenty-two".