2492118162261 has 96 divisors (see below), whose sum is σ = 4455860584448. Its totient is φ = 1306991790720.

The previous prime is 2492118162227. The next prime is 2492118162343. The reversal of 2492118162261 is 1622618112942.

2492118162261 is a `hidden beast` number, since 2 + 4 + 9 + 2 + 1 + 18 + 1 + 622 + 6 + 1 = 666.

2492118162261 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2492118162261 - 2¹⁷ = 2492118031189 is a prime.

It is a super-2 number, since 2×2492118162261² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2492118162361) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 187836750 + ... + 187850016.

Almost surely, 2^{2492118162261} is an apocalyptic number.

2492118162261 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2492118162261 is a deficient number, since it is larger than the sum of its proper divisors (1963742422187).

2492118162261 is a wasteful number, since it uses less digits than its factorization.

2492118162261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14591 (or 14588 counting only the distinct ones).

The product of its digits is 165888, while the sum is 45.

The spelling of 2492118162261 in words is "two trillion, four hundred ninety-two billion, one hundred eighteen million, one hundred sixty-two thousand, two hundred sixty-one".