2213765548844 has 12 divisors (see below), whose sum is σ = 3888385246368. Its totient is φ = 1102798335600.

The previous prime is 2213765548829. The next prime is 2213765548963. The reversal of 2213765548844 is 4488455673122.

It is a happy number.

It is a super-4 number, since 4×2213765548844⁴ (a number of 50 digits) contains 4444 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1021108487 + ... + 1021110654.

It is an arithmetic number, because the mean of its divisors is an integer number (324032103864).

Almost surely, 2^{2213765548844} is an apocalyptic number.

It is an amenable number.

2213765548844 is a deficient number, since it is larger than the sum of its proper divisors (1674619697524).

2213765548844 is a wasteful number, since it uses less digits than its factorization.

2213765548844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2042219416 (or 2042219414 counting only the distinct ones).

The product of its digits is 51609600, while the sum is 59.

The spelling of 2213765548844 in words is "two trillion, two hundred thirteen billion, seven hundred sixty-five million, five hundred forty-eight thousand, eight hundred forty-four".