2158265151 has 12 divisors (see below), whose sum is σ = 3562850512. Its totient is φ = 1233294336.

The previous prime is 2158265111. The next prime is 2158265189. The reversal of 2158265151 is 1515628512.

2158265151 is a `hidden beast` number, since 2 + 1 + 582 + 65 + 15 + 1 = 666.

It is not a de Polignac number, because 2158265151 - 2¹¹ = 2158263103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2158265101) 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 11 ways as a sum of consecutive naturals, for example, 17129026 + ... + 17129151.

Almost surely, 2^2158265151 is an apocalyptic number.

2158265151 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

2158265151 is a deficient number, since it is larger than the sum of its proper divisors (1404585361).

2158265151 is a wasteful number, since it uses less digits than its factorization.

2158265151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34258190 (or 34258187 counting only the distinct ones).

The product of its digits is 24000, while the sum is 36.

The square root of 2158265151 is about 46457.1324018175. The cubic root of 2158265151 is about 1292.3146455040.

The spelling of 2158265151 in words is "two billion, one hundred fifty-eight million, two hundred sixty-five thousand, one hundred fifty-one".