215839222096 has 20 divisors (see below), whose sum is σ = 418244432032. Its totient is φ = 107905175136.

The previous prime is 215839222091. The next prime is 215839222097. The reversal of 215839222096 is 690222938512.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (215839222091) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 778380 + ... + 1018603.

Almost surely, 2^215839222096 is an apocalyptic number.

It is an amenable number.

215839222096 is a deficient number, since it is larger than the sum of its proper divisors (202405209936).

215839222096 is a wasteful number, since it uses less digits than its factorization.

215839222096 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1804498 (or 1804492 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 49.

The spelling of 215839222096 in words is "two hundred fifteen billion, eight hundred thirty-nine million, two hundred twenty-two thousand, ninety-six".