2499563537 has 2 divisors, whose sum is σ = 2499563538. Its totient is φ = 2499563536.

The previous prime is 2499563513. The next prime is 2499563597. The reversal of 2499563537 is 7353659942.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1589696641 + 909866896 = 39871^2 + 30164^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2499563537 is a prime.

It is not a weakly prime, because it can be changed into another prime (2499563597) 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 as a sum of consecutive naturals, namely, 1249781768 + 1249781769.

It is an arithmetic number, because the mean of its divisors is an integer number (1249781769).

Almost surely, 2^2499563537 is an apocalyptic number.

It is an amenable number.

2499563537 is a deficient number, since it is larger than the sum of its proper divisors (1).

2499563537 is an equidigital number, since it uses as much as digits as its factorization.

2499563537 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6123600, while the sum is 53.

The square root of 2499563537 is about 49995.6351794834. The cubic root of 2499563537 is about 1357.1298208435.

The spelling of 2499563537 in words is "two billion, four hundred ninety-nine million, five hundred sixty-three thousand, five hundred thirty-seven".