2535665013 has 16 divisors (see below), whose sum is σ = 4293189760. Its totient is φ = 1448951328.

The previous prime is 2535664997. The next prime is 2535665047. The reversal of 2535665013 is 3105665352.

2535665013 is a `hidden beast` number, since 2 + 535 + 66 + 50 + 13 = 666.

It is not a de Polignac number, because 2535665013 - 2⁴ = 2535664997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2535665053) 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 15 ways as a sum of consecutive naturals, for example, 6707920 + ... + 6708297.

It is an arithmetic number, because the mean of its divisors is an integer number (268324360).

Almost surely, 2^2535665013 is an apocalyptic number.

It is an amenable number.

2535665013 is a deficient number, since it is larger than the sum of its proper divisors (1757524747).

2535665013 is a wasteful number, since it uses less digits than its factorization.

2535665013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13416233 (or 13416227 counting only the distinct ones).

The product of its (nonzero) digits is 81000, while the sum is 36.

The square root of 2535665013 is about 50355.3871298792. The cubic root of 2535665013 is about 1363.6323410390.

The spelling of 2535665013 in words is "two billion, five hundred thirty-five million, six hundred sixty-five thousand, thirteen".