215241834196 has 12 divisors (see below), whose sum is σ = 378850512852. Its totient is φ = 106998830528.

The previous prime is 215241834187. The next prime is 215241834277. The reversal of 215241834196 is 691438142512.

It can be written as a sum of positive squares in 2 ways, for example, as 137826562500 + 77415271696 = 371250^2 + 278236^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 155520865 + ... + 155522248.

It is an arithmetic number, because the mean of its divisors is an integer number (31570876071).

Almost surely, 2^215241834196 is an apocalyptic number.

It is an amenable number.

215241834196 is a deficient number, since it is larger than the sum of its proper divisors (163608678656).

215241834196 is a wasteful number, since it uses less digits than its factorization.

215241834196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 311043290 (or 311043288 counting only the distinct ones).

The product of its digits is 414720, while the sum is 46.

The spelling of 215241834196 in words is "two hundred fifteen billion, two hundred forty-one million, eight hundred thirty-four thousand, one hundred ninety-six".