2498766849 has 12 divisors (see below), whose sum is σ = 3611052900. Its totient is φ = 1665049344.

The previous prime is 2498766791. The next prime is 2498766869. The reversal of 2498766849 is 9486678942.

2498766849 is a `hidden beast` number, since 2 + 498 + 7 + 66 + 84 + 9 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1206867600 + 1291899249 = 34740^2 + 35943^2 .

It is not a de Polignac number, because 2498766849 - 2¹³ = 2498758657 is a prime.

It is a super-2 number, since 2×2498766849² = 12487671531322777602, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2498766869) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 46044 + ... + 84365.

It is an arithmetic number, because the mean of its divisors is an integer number (300921075).

Almost surely, 2^2498766849 is an apocalyptic number.

It is an amenable number.

2498766849 is a deficient number, since it is larger than the sum of its proper divisors (1112286051).

2498766849 is a wasteful number, since it uses less digits than its factorization.

2498766849 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132544 (or 132541 counting only the distinct ones).

The product of its digits is 41803776, while the sum is 63.

The square root of 2498766849 is about 49987.6669689635. Note that the first 3 decimals coincide. The cubic root of 2498766849 is about 1356.9856191434.

The spelling of 2498766849 in words is "two billion, four hundred ninety-eight million, seven hundred sixty-six thousand, eight hundred forty-nine".