2118214536 has 32 divisors (see below), whose sum is σ = 5395455360. Its totient is φ = 692748992.

The previous prime is 2118214513. The next prime is 2118214547. The reversal of 2118214536 is 6354128112.

It is a junction number, because it is equal to n+sod(n) for n = 2118214497 and 2118214506.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 831360 + ... + 833903.

It is an arithmetic number, because the mean of its divisors is an integer number (168607980).

Almost surely, 2^2118214536 is an apocalyptic number.

It is an amenable number.

2118214536 is an abundant number, since it is smaller than the sum of its proper divisors (3277240824).

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

2118214536 is a wasteful number, since it uses less digits than its factorization.

2118214536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1665325 (or 1665321 counting only the distinct ones).

The product of its digits is 11520, while the sum is 33.

The square root of 2118214536 is about 46024.0647487812. The cubic root of 2118214536 is about 1284.2709174943.

The spelling of 2118214536 in words is "two billion, one hundred eighteen million, two hundred fourteen thousand, five hundred thirty-six".