2540332334434 has 8 divisors (see below), whose sum is σ = 3864167494848. Its totient is φ = 1252276502820.

The previous prime is 2540332334417. The next prime is 2540332334443. The reversal of 2540332334434 is 4344332330452.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8944832022 + ... + 8944832305.

It is an arithmetic number, because the mean of its divisors is an integer number (483020936856).

Almost surely, 2^{2540332334434} is an apocalyptic number.

2540332334434 is a deficient number, since it is larger than the sum of its proper divisors (1323835160414).

2540332334434 is a wasteful number, since it uses less digits than its factorization.

2540332334434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17889664400.

The product of its (nonzero) digits is 1244160, while the sum is 40.

Adding to 2540332334434 its reverse (4344332330452), we get a palindrome (6884664664886).

The spelling of 2540332334434 in words is "two trillion, five hundred forty billion, three hundred thirty-two million, three hundred thirty-four thousand, four hundred thirty-four".