2540734203037 has 4 divisors (see below), whose sum is σ = 2556321529600. Its totient is φ = 2525146876476.

The previous prime is 2540734202987. The next prime is 2540734203053. The reversal of 2540734203037 is 7303024370452.

It is a happy number.

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 a cyclic number.

It is not a de Polignac number, because 2540734203037 - 2¹⁵ = 2540734170269 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 (2540734203437) 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, 7793663037 + ... + 7793663362.

It is an arithmetic number, because the mean of its divisors is an integer number (639080382400).

Almost surely, 2^{2540734203037} is an apocalyptic number.

It is an amenable number.

2540734203037 is a deficient number, since it is larger than the sum of its proper divisors (15587326563).

2540734203037 is a wasteful number, since it uses less digits than its factorization.

2540734203037 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15587326562.

The product of its (nonzero) digits is 423360, while the sum is 40.

Adding to 2540734203037 its reverse (7303024370452), we get a palindrome (9843758573489).

The spelling of 2540734203037 in words is "two trillion, five hundred forty billion, seven hundred thirty-four million, two hundred three thousand, thirty-seven".