6622077851 has 4 divisors (see below), whose sum is σ = 6637026552. Its totient is φ = 6607129152.

The previous prime is 6622077797. The next prime is 6622077853. The reversal of 6622077851 is 1587702266.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6622077851 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6622077853) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7473686 + ... + 7474571.

It is an arithmetic number, because the mean of its divisors is an integer number (1659256638).

Almost surely, 2^6622077851 is an apocalyptic number.

6622077851 is a deficient number, since it is larger than the sum of its proper divisors (14948701).

6622077851 is a wasteful number, since it uses less digits than its factorization.

6622077851 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14948700.

The product of its (nonzero) digits is 282240, while the sum is 44.

The square root of 6622077851 is about 81376.1503820376. The cubic root of 6622077851 is about 1877.8666999815.

The spelling of 6622077851 in words is "six billion, six hundred twenty-two million, seventy-seven thousand, eight hundred fifty-one".