2243545315441 has 8 divisors (see below), whose sum is σ = 2247124534344. Its totient is φ = 2239968721920.

The previous prime is 2243545315423. The next prime is 2243545315463. The reversal of 2243545315441 is 1445135453422.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 955547305441 + 1287998010000 = 977521^2 + 1134900^2 .

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 2243545315441 - 2⁷ = 2243545315313 is a prime.

It is a super-3 number, since 3×2243545315441³ (a number of 38 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2243545315471) 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, 1057701 + ... + 2367661.

It is an arithmetic number, because the mean of its divisors is an integer number (280890566793).

Almost surely, 2^{2243545315441} is an apocalyptic number.

It is an amenable number.

2243545315441 is a deficient number, since it is larger than the sum of its proper divisors (3579218903).

2243545315441 is a wasteful number, since it uses less digits than its factorization.

2243545315441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1312691.

The product of its digits is 1152000, while the sum is 43.

The spelling of 2243545315441 in words is "two trillion, two hundred forty-three billion, five hundred forty-five million, three hundred fifteen thousand, four hundred forty-one".