2540232195529 has 4 divisors (see below), whose sum is σ = 2903122509184. Its totient is φ = 2177341881876.

The previous prime is 2540232195503. The next prime is 2540232195559. The reversal of 2540232195529 is 9255912320452.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 2540232195529 - 2³¹ = 2538084711881 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2540232195559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 181445156817 + ... + 181445156830.

It is an arithmetic number, because the mean of its divisors is an integer number (725780627296).

Almost surely, 2^{2540232195529} is an apocalyptic number.

It is an amenable number.

2540232195529 is a deficient number, since it is larger than the sum of its proper divisors (362890313655).

2540232195529 is an equidigital number, since it uses as much as digits as its factorization.

2540232195529 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 362890313654.

The product of its (nonzero) digits is 1944000, while the sum is 49.

The spelling of 2540232195529 in words is "two trillion, five hundred forty billion, two hundred thirty-two million, one hundred ninety-five thousand, five hundred twenty-nine".