2140846218 has 24 divisors (see below), whose sum is σ = 5301143328. Its totient is φ = 611670312.

The previous prime is 2140846181. The next prime is 2140846231. The reversal of 2140846218 is 8126480412.

2140846218 is a `hidden beast` number, since 21 + 4 + 0 + 8 + 4 + 621 + 8 = 666.

It is a super-3 number, since 3×2140846218³ (a number of 29 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8495296 + ... + 8495547.

It is an arithmetic number, because the mean of its divisors is an integer number (220880972).

Almost surely, 2^2140846218 is an apocalyptic number.

2140846218 is an abundant number, since it is smaller than the sum of its proper divisors (3160297110).

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

2140846218 is a wasteful number, since it uses less digits than its factorization.

2140846218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16990858 (or 16990855 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 36.

The square root of 2140846218 is about 46269.2794195025. The cubic root of 2140846218 is about 1288.8285778254.

The spelling of 2140846218 in words is "two billion, one hundred forty million, eight hundred forty-six thousand, two hundred eighteen".