2158210796 has 96 divisors (see below), whose sum is σ = 4644864000. Its totient is φ = 857533248.

The previous prime is 2158210787. The next prime is 2158210801. The reversal of 2158210796 is 6970128512.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3001325 + ... + 3002043.

It is an arithmetic number, because the mean of its divisors is an integer number (48384000).

Almost surely, 2^2158210796 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2158210796, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2322432000).

2158210796 is an abundant number, since it is smaller than the sum of its proper divisors (2486653204).

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

2158210796 is a wasteful number, since it uses less digits than its factorization.

2158210796 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 891 (or 889 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 41.

The square root of 2158210796 is about 46456.5473964650. The cubic root of 2158210796 is about 1292.3037966127.

The spelling of 2158210796 in words is "two billion, one hundred fifty-eight million, two hundred ten thousand, seven hundred ninety-six".