298796538249 has 48 divisors (see below), whose sum is σ = 480448013760. Its totient is φ = 177400379520.

The previous prime is 298796538247. The next prime is 298796538259. The reversal of 298796538249 is 942835697892.

298796538249 is a `hidden beast` number, since 2 + 9 + 87 + 9 + 6 + 538 + 2 + 4 + 9 = 666.

It is not a de Polignac number, because 298796538249 - 2¹ = 298796538247 is a prime.

It is a super-2 number, since 2×298796538249² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (298796538247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3414567 + ... + 3500979.

It is an arithmetic number, because the mean of its divisors is an integer number (10009333620).

Almost surely, 2^298796538249 is an apocalyptic number.

It is an amenable number.

298796538249 is a deficient number, since it is larger than the sum of its proper divisors (181651475511).

298796538249 is a wasteful number, since it uses less digits than its factorization.

298796538249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87142 (or 87139 counting only the distinct ones).

The product of its digits is 470292480, while the sum is 72.

The spelling of 298796538249 in words is "two hundred ninety-eight billion, seven hundred ninety-six million, five hundred thirty-eight thousand, two hundred forty-nine".