3520243143125 has 20 divisors (see below), whose sum is σ = 4399704144000. Its totient is φ = 2815677030000.

The previous prime is 3520243143107. The next prime is 3520243143161. The reversal of 3520243143125 is 5213413420253.

It is not a de Polignac number, because 3520243143125 - 2¹⁸ = 3520242880981 is a prime.

It is a super-2 number, since 2×3520243143125² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2904626 + ... + 3934124.

It is an arithmetic number, because the mean of its divisors is an integer number (219985207200).

Almost surely, 2^{3520243143125} is an apocalyptic number.

It is an amenable number.

3520243143125 is a deficient number, since it is larger than the sum of its proper divisors (879461000875).

3520243143125 is an equidigital number, since it uses as much as digits as its factorization.

3520243143125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1034990 (or 1034975 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 35.

Adding to 3520243143125 its reverse (5213413420253), we get a palindrome (8733656563378).

The spelling of 3520243143125 in words is "three trillion, five hundred twenty billion, two hundred forty-three million, one hundred forty-three thousand, one hundred twenty-five".