22485180373 has 4 divisors (see below), whose sum is σ = 23807838060. Its totient is φ = 21162522688.

The previous prime is 22485180331. The next prime is 22485180379. The reversal of 22485180373 is 37308158422.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 20689370244 + 1795810129 = 143838^2 + 42377^2 .

It is a cyclic number.

It is not a de Polignac number, because 22485180373 - 2¹³ = 22485172181 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22485180379) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 661328818 + ... + 661328851.

It is an arithmetic number, because the mean of its divisors is an integer number (5951959515).

Almost surely, 2^22485180373 is an apocalyptic number.

It is an amenable number.

22485180373 is a deficient number, since it is larger than the sum of its proper divisors (1322657687).

22485180373 is a wasteful number, since it uses less digits than its factorization.

22485180373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1322657686.

The product of its (nonzero) digits is 322560, while the sum is 43.

The spelling of 22485180373 in words is "twenty-two billion, four hundred eighty-five million, one hundred eighty thousand, three hundred seventy-three".