180224274561 has 8 divisors (see below), whose sum is σ = 242999022240. Its totient is φ = 118799521632.

The previous prime is 180224274547. The next prime is 180224274563. The reversal of 180224274561 is 165472422081.

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

It is not a de Polignac number, because 180224274561 - 2⁶ = 180224274497 is a prime.

It is not an unprimeable number, because it can be changed into a prime (180224274563) 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, 337498375 + ... + 337498908.

It is an arithmetic number, because the mean of its divisors is an integer number (30374877780).

Almost surely, 2^180224274561 is an apocalyptic number.

It is an amenable number.

180224274561 is a deficient number, since it is larger than the sum of its proper divisors (62774747679).

180224274561 is an equidigital number, since it uses as much as digits as its factorization.

180224274561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 674997375.

The product of its (nonzero) digits is 215040, while the sum is 42.

The spelling of 180224274561 in words is "one hundred eighty billion, two hundred twenty-four million, two hundred seventy-four thousand, five hundred sixty-one".