8122677321 has 32 divisors (see below), whose sum is σ = 12128610816. Its totient is φ = 4792592000.

The previous prime is 8122677317. The next prime is 8122677341. The reversal of 8122677321 is 1237762218.

It is a cyclic number.

It is not a de Polignac number, because 8122677321 - 2² = 8122677317 is a prime.

It is a super-2 number, since 2×8122677321² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 8122677321.

It is not an unprimeable number, because it can be changed into a prime (8122677301) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 658210 + ... + 670436.

It is an arithmetic number, because the mean of its divisors is an integer number (379019088).

Almost surely, 2^8122677321 is an apocalyptic number.

It is an amenable number.

8122677321 is a deficient number, since it is larger than the sum of its proper divisors (4005933495).

8122677321 is a wasteful number, since it uses less digits than its factorization.

8122677321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12773.

The product of its digits is 56448, while the sum is 39.

The square root of 8122677321 is about 90125.8970607228. The cubic root of 8122677321 is about 2010.1712947752.

The spelling of 8122677321 in words is "eight billion, one hundred twenty-two million, six hundred seventy-seven thousand, three hundred twenty-one".