2541636534 has 16 divisors (see below), whose sum is σ = 5084706240. Its totient is φ = 846973320.

The previous prime is 2541636533. The next prime is 2541636607. The reversal of 2541636534 is 4356361452.

It is a junction number, because it is equal to n+sod(n) for n = 2541636492 and 2541636501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2541636533) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35932 + ... + 79839.

It is an arithmetic number, because the mean of its divisors is an integer number (317794140).

Almost surely, 2^2541636534 is an apocalyptic number.

2541636534 is an abundant number, since it is smaller than the sum of its proper divisors (2543069706).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2541636534 is a wasteful number, since it uses less digits than its factorization.

2541636534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119435.

The product of its digits is 259200, while the sum is 39.

The square root of 2541636534 is about 50414.6460267252. The cubic root of 2541636534 is about 1364.7019585706.

Adding to 2541636534 its reverse (4356361452), we get a palindrome (6897997986).

The spelling of 2541636534 in words is "two billion, five hundred forty-one million, six hundred thirty-six thousand, five hundred thirty-four".