2218126047 has 16 divisors (see below), whose sum is σ = 2974960128. Its totient is φ = 1470047040.

The previous prime is 2218126039. The next prime is 2218126067. The reversal of 2218126047 is 7406218122.

It is not a de Polignac number, because 2218126047 - 2³ = 2218126039 is a prime.

It is a super-3 number, since 3×2218126047³ (a number of 29 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2218125999 and 2218126017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2218126067) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 387468 + ... + 393150.

It is an arithmetic number, because the mean of its divisors is an integer number (185935008).

Almost surely, 2^2218126047 is an apocalyptic number.

2218126047 is a deficient number, since it is larger than the sum of its proper divisors (756834081).

2218126047 is a wasteful number, since it uses less digits than its factorization.

2218126047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6430.

The product of its (nonzero) digits is 10752, while the sum is 33.

The square root of 2218126047 is about 47096.9855404781. The cubic root of 2218126047 is about 1304.1535880465.

The spelling of 2218126047 in words is "two billion, two hundred eighteen million, one hundred twenty-six thousand, forty-seven".