3421553303125 has 24 divisors (see below), whose sum is σ = 4295023616520. Its totient is φ = 2725494240000.

The previous prime is 3421553303101. The next prime is 3421553303191. The reversal of 3421553303125 is 5213033551243.

It can be written as a sum of positive squares in 12 ways, for example, as 3363856782724 + 57696520401 = 1834082^2 + 240201^2 .

It is not a de Polignac number, because 3421553303125 - 2¹⁵ = 3421553270357 is a prime.

It is a super-2 number, since 2×3421553303125² (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 23 ways as a sum of consecutive naturals, for example, 1621440 + ... + 3077689.

It is an arithmetic number, because the mean of its divisors is an integer number (178959317355).

Almost surely, 2^{3421553303125} is an apocalyptic number.

It is an amenable number.

3421553303125 is a deficient number, since it is larger than the sum of its proper divisors (873470313395).

3421553303125 is an frugal number, since it uses more digits than its factorization.

3421553303125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4699387 (or 4699367 counting only the distinct ones).

The product of its (nonzero) digits is 162000, while the sum is 37.

Adding to 3421553303125 its reverse (5213033551243), we get a palindrome (8634586854368).

The spelling of 3421553303125 in words is "three trillion, four hundred twenty-one billion, five hundred fifty-three million, three hundred three thousand, one hundred twenty-five".