2540915063 has 8 divisors (see below), whose sum is σ = 2589148800. Its totient is φ = 2492853688.

The previous prime is 2540915057. The next prime is 2540915077. The reversal of 2540915063 is 3605190452.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2540915063 - 2⁸ = 2540914807 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 (2540915033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13133 + ... + 72486.

It is an arithmetic number, because the mean of its divisors is an integer number (323643600).

Almost surely, 2^2540915063 is an apocalyptic number.

2540915063 is a deficient number, since it is larger than the sum of its proper divisors (48233737).

2540915063 is an equidigital number, since it uses as much as digits as its factorization.

2540915063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86181.

The product of its (nonzero) digits is 32400, while the sum is 35.

The square root of 2540915063 is about 50407.4901477945. The cubic root of 2540915063 is about 1364.5728178836.

The spelling of 2540915063 in words is "two billion, five hundred forty million, nine hundred fifteen thousand, sixty-three".