8081577622 has 16 divisors (see below), whose sum is σ = 12152450880. Its totient is φ = 4030774272.

The previous prime is 8081577617. The next prime is 8081577649. The reversal of 8081577622 is 2267751808.

It is a super-2 number, since 2×8081577622² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1632483 + ... + 1637425.

It is an arithmetic number, because the mean of its divisors is an integer number (759528180).

Almost surely, 2^8081577622 is an apocalyptic number.

8081577622 is a deficient number, since it is larger than the sum of its proper divisors (4070873258).

8081577622 is a wasteful number, since it uses less digits than its factorization.

8081577622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6807.

The product of its (nonzero) digits is 376320, while the sum is 46.

The square root of 8081577622 is about 89897.5951958672. The cubic root of 8081577622 is about 2006.7751578681.

The spelling of 8081577622 in words is "eight billion, eighty-one million, five hundred seventy-seven thousand, six hundred twenty-two".