2158846294 has 32 divisors (see below), whose sum is σ = 3556224000. Its totient is φ = 974775840.

The previous prime is 2158846279. The next prime is 2158846331. The reversal of 2158846294 is 4926488512.

It is a super-2 number, since 2×2158846294² = 9321234642235068872, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 3677469 + ... + 3678055.

It is an arithmetic number, because the mean of its divisors is an integer number (111132000).

Almost surely, 2^2158846294 is an apocalyptic number.

2158846294 is a deficient number, since it is larger than the sum of its proper divisors (1397377706).

2158846294 is a wasteful number, since it uses less digits than its factorization.

2158846294 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1428.

The product of its digits is 1105920, while the sum is 49.

The square root of 2158846294 is about 46463.3865963298. The cubic root of 2158846294 is about 1292.4306263436.

The spelling of 2158846294 in words is "two billion, one hundred fifty-eight million, eight hundred forty-six thousand, two hundred ninety-four".