2540390275375 has 8 divisors (see below), whose sum is σ = 3170407063824. Its totient is φ = 2032312220200.

The previous prime is 2540390275373. The next prime is 2540390275463. The reversal of 2540390275375 is 5735720930452.

It is not a de Polignac number, because 2540390275375 - 2¹ = 2540390275373 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 (2540390275373) 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, 10161560977 + ... + 10161561226.

It is an arithmetic number, because the mean of its divisors is an integer number (396300882978).

Almost surely, 2^{2540390275375} is an apocalyptic number.

2540390275375 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2540390275375 is a deficient number, since it is larger than the sum of its proper divisors (630016788449).

2540390275375 is an equidigital number, since it uses as much as digits as its factorization.

2540390275375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20323122218 (or 20323122208 counting only the distinct ones).

The product of its (nonzero) digits is 7938000, while the sum is 52.

The spelling of 2540390275375 in words is "two trillion, five hundred forty billion, three hundred ninety million, two hundred seventy-five thousand, three hundred seventy-five".