2158107216 has 40 divisors (see below), whose sum is σ = 5632597824. Its totient is φ = 711951360.

The previous prime is 2158107199. The next prime is 2158107271. The reversal of 2158107216 is 6127018512.

It is a congruent number.

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, 227100 + ... + 236411.

Almost surely, 2^2158107216 is an apocalyptic number.

It is an amenable number.

2158107216 is an abundant number, since it is smaller than the sum of its proper divisors (3474490608).

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

2158107216 is a wasteful number, since it uses less digits than its factorization.

2158107216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 463619 (or 463613 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 33.

The square root of 2158107216 is about 46455.4325779020. The cubic root of 2158107216 is about 1292.2831222391.

The spelling of 2158107216 in words is "two billion, one hundred fifty-eight million, one hundred seven thousand, two hundred sixteen".