3540304353503 has 4 divisors (see below), whose sum is σ = 3588801673488. Its totient is φ = 3491807033520.

The previous prime is 3540304353479. The next prime is 3540304353517. The reversal of 3540304353503 is 3053534030453.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3540304353503 - 2⁸ = 3540304353247 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 (3540304353583) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24248659883 + ... + 24248660028.

It is an arithmetic number, because the mean of its divisors is an integer number (897200418372).

Almost surely, 2^{3540304353503} is an apocalyptic number.

3540304353503 is a deficient number, since it is larger than the sum of its proper divisors (48497319985).

3540304353503 is an equidigital number, since it uses as much as digits as its factorization.

3540304353503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48497319984.

The product of its (nonzero) digits is 486000, while the sum is 38.

Adding to 3540304353503 its reverse (3053534030453), we get a palindrome (6593838383956).

The spelling of 3540304353503 in words is "three trillion, five hundred forty billion, three hundred four million, three hundred fifty-three thousand, five hundred three".