2499535889 has 2 divisors, whose sum is σ = 2499535890. Its totient is φ = 2499535888.

The previous prime is 2499535877. The next prime is 2499535963. The reversal of 2499535889 is 9885359942.

2499535889 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2486518225 + 13017664 = 49865^2 + 3608^2 .

It is a cyclic number.

It is not a de Polignac number, because 2499535889 - 2¹⁶ = 2499470353 is a prime.

It is not a weakly prime, because it can be changed into another prime (2499531889) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1249767944 + 1249767945.

It is an arithmetic number, because the mean of its divisors is an integer number (1249767945).

Almost surely, 2^2499535889 is an apocalyptic number.

It is an amenable number.

2499535889 is a deficient number, since it is larger than the sum of its proper divisors (1).

2499535889 is an equidigital number, since it uses as much as digits as its factorization.

2499535889 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27993600, while the sum is 62.

The square root of 2499535889 is about 49995.3586745810. The cubic root of 2499535889 is about 1357.1248170281.

The spelling of 2499535889 in words is "two billion, four hundred ninety-nine million, five hundred thirty-five thousand, eight hundred eighty-nine".