2218242364025 has 48 divisors (see below), whose sum is σ = 2961011149824. Its totient is φ = 1644151322880.

The previous prime is 2218242364001. The next prime is 2218242364043. The reversal of 2218242364025 is 5204632428122.

It is not a de Polignac number, because 2218242364025 - 2²⁴ = 2218225586809 is a prime.

It is a super-2 number, since 2×2218242364025² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4510547 + ... + 4978103.

It is an arithmetic number, because the mean of its divisors is an integer number (61687732288).

Almost surely, 2^{2218242364025} is an apocalyptic number.

2218242364025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2218242364025 is a deficient number, since it is larger than the sum of its proper divisors (742768785799).

2218242364025 is a wasteful number, since it uses less digits than its factorization.

2218242364025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 467850 (or 467845 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 41.

The spelling of 2218242364025 in words is "two trillion, two hundred eighteen billion, two hundred forty-two million, three hundred sixty-four thousand, twenty-five".