3523642318943 has 4 divisors (see below), whose sum is σ = 3598613432160. Its totient is φ = 3448671205728.

The previous prime is 3523642318813. The next prime is 3523642318969. The reversal of 3523642318943 is 3498132463253.

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 3523642318943 - 2¹⁸ = 3523642056799 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 (3523642018943) 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, 37485556538 + ... + 37485556631.

It is an arithmetic number, because the mean of its divisors is an integer number (899653358040).

Almost surely, 2^{3523642318943} is an apocalyptic number.

3523642318943 is a deficient number, since it is larger than the sum of its proper divisors (74971113217).

3523642318943 is an equidigital number, since it uses as much as digits as its factorization.

3523642318943 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74971113216.

The product of its digits is 11197440, while the sum is 53.

The spelling of 3523642318943 in words is "three trillion, five hundred twenty-three billion, six hundred forty-two million, three hundred eighteen thousand, nine hundred forty-three".