2506541011 has 4 divisors (see below), whose sum is σ = 2699351872. Its totient is φ = 2313730152.

The previous prime is 2506540997. The next prime is 2506541077. The reversal of 2506541011 is 1101456052.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2506541011 - 2¹¹ = 2506538963 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2506511011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 96405411 + ... + 96405436.

It is an arithmetic number, because the mean of its divisors is an integer number (674837968).

Almost surely, 2^2506541011 is an apocalyptic number.

2506541011 is a deficient number, since it is larger than the sum of its proper divisors (192810861).

2506541011 is a wasteful number, since it uses less digits than its factorization.

2506541011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192810860.

The product of its (nonzero) digits is 1200, while the sum is 25.

The square root of 2506541011 is about 50065.3673810549. The cubic root of 2506541011 is about 1358.3914465090.

Adding to 2506541011 its reverse (1101456052), we get a palindrome (3607997063).

The spelling of 2506541011 in words is "two billion, five hundred six million, five hundred forty-one thousand, eleven".