2536135563 has 16 divisors (see below), whose sum is σ = 3655491840. Its totient is φ = 1554758304.

The previous prime is 2536135541. The next prime is 2536135583. The reversal of 2536135563 is 3655316352.

It is not a de Polignac number, because 2536135563 - 2⁸ = 2536135307 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (2536135583) 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, 113373 + ... + 133886.

It is an arithmetic number, because the mean of its divisors is an integer number (228468240).

Almost surely, 2^2536135563 is an apocalyptic number.

2536135563 is a deficient number, since it is larger than the sum of its proper divisors (1119356277).

2536135563 is a wasteful number, since it uses less digits than its factorization.

2536135563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247538.

The product of its digits is 243000, while the sum is 39.

The square root of 2536135563 is about 50360.0592036983. The cubic root of 2536135563 is about 1363.7166867639.

The spelling of 2536135563 in words is "two billion, five hundred thirty-six million, one hundred thirty-five thousand, five hundred sixty-three".