366709224181 has 8 divisors (see below), whose sum is σ = 380075520440. Its totient is φ = 353524782528.

The previous prime is 366709224163. The next prime is 366709224187. The reversal of 366709224181 is 181422907663.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 284345964081 + 82363260100 = 533241^2 + 286990^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 366709224181 - 2²⁷ = 366575006453 is a prime.

It is a super-2 number, since 2×366709224181² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (366709224187) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45459546 + ... + 45467611.

It is an arithmetic number, because the mean of its divisors is an integer number (47509440055).

Almost surely, 2^366709224181 is an apocalyptic number.

It is an amenable number.

366709224181 is a deficient number, since it is larger than the sum of its proper divisors (13366296259).

366709224181 is a wasteful number, since it uses less digits than its factorization.

366709224181 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90927303.

The product of its (nonzero) digits is 870912, while the sum is 49.

The spelling of 366709224181 in words is "three hundred sixty-six billion, seven hundred nine million, two hundred twenty-four thousand, one hundred eighty-one".