7161766272222 has 32 divisors (see below), whose sum is σ = 14413928538240. Its totient is φ = 2372194550880.

The previous prime is 7161766272211. The next prime is 7161766272223. The reversal of 7161766272222 is 2222726671617.

It is a super-2 number, since 2×7161766272222² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7161766272223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4976929 + ... + 6252467.

It is an arithmetic number, because the mean of its divisors is an integer number (450435266820).

Almost surely, 2^{7161766272222} is an apocalyptic number.

7161766272222 is an abundant number, since it is smaller than the sum of its proper divisors (7252162266018).

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

7161766272222 is a wasteful number, since it uses less digits than its factorization.

7161766272222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1281448.

The product of its digits is 2370816, while the sum is 51.

The spelling of 7161766272222 in words is "seven trillion, one hundred sixty-one billion, seven hundred sixty-six million, two hundred seventy-two thousand, two hundred twenty-two".