3552355215225 has 30 divisors (see below), whose sum is σ = 6580189836990. Its totient is φ = 1894589447040.

The previous prime is 3552355215077. The next prime is 3552355215229. The reversal of 3552355215225 is 5225125532553.

3552355215225 is a `hidden beast` number, since 3 + 5 + 5 + 23 + 552 + 1 + 52 + 25 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 794586828816 + 2757768386409 = 891396^2 + 1660653^2 .

It is not a de Polignac number, because 3552355215225 - 2¹⁵ = 3552355182457 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (3552355215229) by changing a digit.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 877122720 + ... + 877126769.

It is an arithmetic number, because the mean of its divisors is an integer number (219339661233).

Almost surely, 2^{3552355215225} is an apocalyptic number.

It is an amenable number.

3552355215225 is a deficient number, since it is larger than the sum of its proper divisors (3027834621765).

3552355215225 is a wasteful number, since it uses less digits than its factorization.

3552355215225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1754249511 (or 1754249497 counting only the distinct ones).

The product of its digits is 2250000, while the sum is 45.

The spelling of 3552355215225 in words is "three trillion, five hundred fifty-two billion, three hundred fifty-five million, two hundred fifteen thousand, two hundred twenty-five".