4351135523225 has 24 divisors (see below), whose sum is σ = 5765195925720. Its totient is φ = 3246092651520.

The previous prime is 4351135523197. The next prime is 4351135523227. The reversal of 4351135523225 is 5223255311534.

It can be written as a sum of positive squares in 12 ways, for example, as 765535752601 + 3585599770624 = 874949^2 + 1893568^2 .

It is not a de Polignac number, because 4351135523225 - 2²⁸ = 4350867087769 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4351135523227) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 46916822 + ... + 47009471.

It is an arithmetic number, because the mean of its divisors is an integer number (240216496905).

Almost surely, 2^{4351135523225} is an apocalyptic number.

It is an amenable number.

4351135523225 is a deficient number, since it is larger than the sum of its proper divisors (1414060402495).

4351135523225 is a wasteful number, since it uses less digits than its factorization.

4351135523225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93926429 (or 93926424 counting only the distinct ones).

The product of its digits is 540000, while the sum is 41.

The spelling of 4351135523225 in words is "four trillion, three hundred fifty-one billion, one hundred thirty-five million, five hundred twenty-three thousand, two hundred twenty-five".