3425021710521 has 8 divisors (see below), whose sum is σ = 4572728240064. Its totient is φ = 2280331494000.

The previous prime is 3425021710501. The next prime is 3425021710571. The reversal of 3425021710521 is 1250171205243.

It is a happy number.

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

It is not a de Polignac number, because 3425021710521 - 2⁹ = 3425021710009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3425021710501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 754075605 + ... + 754080146.

It is an arithmetic number, because the mean of its divisors is an integer number (571591030008).

Almost surely, 2^{3425021710521} is an apocalyptic number.

It is an amenable number.

3425021710521 is a deficient number, since it is larger than the sum of its proper divisors (1147706529543).

3425021710521 is a wasteful number, since it uses less digits than its factorization.

3425021710521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1508156511.

The product of its (nonzero) digits is 16800, while the sum is 33.

Adding to 3425021710521 its reverse (1250171205243), we get a palindrome (4675192915764).

The spelling of 3425021710521 in words is "three trillion, four hundred twenty-five billion, twenty-one million, seven hundred ten thousand, five hundred twenty-one".