22068072081546 has 32 divisors (see below), whose sum is σ = 44385769387008. Its totient is φ = 7314452021760.

The previous prime is 22068072081509. The next prime is 22068072081547. The reversal of 22068072081546 is 64518027086022.

It is not an unprimeable number, because it can be changed into a prime (22068072081547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1281151 + ... + 6765906.

It is an arithmetic number, because the mean of its divisors is an integer number (1387055293344).

Almost surely, 2^{22068072081546} is an apocalyptic number.

22068072081546 is an abundant number, since it is smaller than the sum of its proper divisors (22317697305462).

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

22068072081546 is a wasteful number, since it uses less digits than its factorization.

22068072081546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8049646.

The product of its (nonzero) digits is 2580480, while the sum is 51.

The spelling of 22068072081546 in words is "twenty-two trillion, sixty-eight billion, seventy-two million, eighty-one thousand, five hundred forty-six".