2158771096 has 16 divisors (see below), whose sum is σ = 4065071400. Its totient is φ = 1074752064.

The previous prime is 2158771093. The next prime is 2158771103. The reversal of 2158771096 is 6901778512.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2158771093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 577206 + ... + 580933.

Almost surely, 2^2158771096 is an apocalyptic number.

It is an amenable number.

2158771096 is a deficient number, since it is larger than the sum of its proper divisors (1906300304).

2158771096 is a wasteful number, since it uses less digits than its factorization.

2158771096 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1158378 (or 1158374 counting only the distinct ones).

The product of its (nonzero) digits is 211680, while the sum is 46.

The square root of 2158771096 is about 46462.5773714718. The cubic root of 2158771096 is about 1292.4156199755.

The spelling of 2158771096 in words is "two billion, one hundred fifty-eight million, seven hundred seventy-one thousand, ninety-six".