68823864161622 has 16 divisors (see below), whose sum is σ = 152941920359280. Its totient is φ = 22941288053856.

The previous prime is 68823864161567. The next prime is 68823864161639. The reversal of 68823864161622 is 22616146832886.

68823864161622 is a `hidden beast` number, since 6 + 8 + 8 + 2 + 3 + 8 + 6 + 4 + 1 + 616 + 2 + 2 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 68823864161622.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 637258001443 + ... + 637258001550.

It is an arithmetic number, because the mean of its divisors is an integer number (9558870022455).

Almost surely, 2^{68823864161622} is an apocalyptic number.

68823864161622 is an abundant number, since it is smaller than the sum of its proper divisors (84118056197658).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

68823864161622 is a wasteful number, since it uses less digits than its factorization.

68823864161622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1274516003004 (or 1274516002998 counting only the distinct ones).

The product of its digits is 63700992, while the sum is 63.

The spelling of 68823864161622 in words is "sixty-eight trillion, eight hundred twenty-three billion, eight hundred sixty-four million, one hundred sixty-one thousand, six hundred twenty-two".