3520143368825 has 12 divisors (see below), whose sum is σ = 4466488889808. Its totient is φ = 2750623654800.

The previous prime is 3520143368803. The next prime is 3520143368827. The reversal of 3520143368825 is 5288633410253.

3520143368825 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3520143368825 - 2¹² = 3520143364729 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3520143368827) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1637274911 + ... + 1637277060.

It is an arithmetic number, because the mean of its divisors is an integer number (372207407484).

Almost surely, 2^{3520143368825} is an apocalyptic number.

It is an amenable number.

3520143368825 is a deficient number, since it is larger than the sum of its proper divisors (946345520983).

3520143368825 is a wasteful number, since it uses less digits than its factorization.

3520143368825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3274552024 (or 3274552019 counting only the distinct ones).

The product of its (nonzero) digits is 4147200, while the sum is 50.

The spelling of 3520143368825 in words is "three trillion, five hundred twenty billion, one hundred forty-three million, three hundred sixty-eight thousand, eight hundred twenty-five".