2218032553458 has 32 divisors (see below), whose sum is σ = 4545102044736. Its totient is φ = 721215851328.

The previous prime is 2218032553433. The next prime is 2218032553459. The reversal of 2218032553458 is 8543552308122.

It is not an unprimeable number, because it can be changed into a prime (2218032553459) 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, 5361385 + ... + 5760252.

It is an arithmetic number, because the mean of its divisors is an integer number (142034438898).

Almost surely, 2^{2218032553458} is an apocalyptic number.

2218032553458 is an abundant number, since it is smaller than the sum of its proper divisors (2327069491278).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2218032553458 is a wasteful number, since it uses less digits than its factorization.

2218032553458 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11122458.

The product of its (nonzero) digits is 2304000, while the sum is 48.

The spelling of 2218032553458 in words is "two trillion, two hundred eighteen billion, thirty-two million, five hundred fifty-three thousand, four hundred fifty-eight".