2540163522 has 32 divisors (see below), whose sum is σ = 5522271552. Its totient is φ = 774281664.

The previous prime is 2540163497. The next prime is 2540163547. The reversal of 2540163522 is 2253610452.

It is an interprime number because it is at equal distance from previous prime (2540163497) and next prime (2540163547).

It is a self number, because there is not a number n which added to its sum of digits gives 2540163522.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 143833 + ... + 160524.

It is an arithmetic number, because the mean of its divisors is an integer number (172570986).

Almost surely, 2^2540163522 is an apocalyptic number.

2540163522 is an abundant number, since it is smaller than the sum of its proper divisors (2982108030).

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

2540163522 is a wasteful number, since it uses less digits than its factorization.

2540163522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 304482.

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 2540163522 is about 50400.0349404641. The cubic root of 2540163522 is about 1364.4382687782.

Adding to 2540163522 its reverse (2253610452), we get a palindrome (4793773974).

The spelling of 2540163522 in words is "two billion, five hundred forty million, one hundred sixty-three thousand, five hundred twenty-two".