2540064245013 has 16 divisors (see below), whose sum is σ = 3785591429760. Its totient is φ = 1683236183328.

The previous prime is 2540064244969. The next prime is 2540064245023. The reversal of 2540064245013 is 3105424600452.

2540064245013 is a `hidden beast` number, since 2 + 5 + 4 + 0 + 0 + 642 + 4 + 5 + 0 + 1 + 3 = 666.

It is not a de Polignac number, because 2540064245013 - 2¹⁷ = 2540064113941 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2540064245023) 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 15 ways as a sum of consecutive naturals, for example, 281661520 + ... + 281670537.

It is an arithmetic number, because the mean of its divisors is an integer number (236599464360).

Almost surely, 2^{2540064245013} is an apocalyptic number.

It is an amenable number.

2540064245013 is a deficient number, since it is larger than the sum of its proper divisors (1245527184747).

2540064245013 is a wasteful number, since it uses less digits than its factorization.

2540064245013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 563332233 (or 563332227 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 36.

Adding to 2540064245013 its reverse (3105424600452), we get a palindrome (5645488845465).

The spelling of 2540064245013 in words is "two trillion, five hundred forty billion, sixty-four million, two hundred forty-five thousand, thirteen".