1355224314425 has 12 divisors (see below), whose sum is σ = 1680816496380. Its totient is φ = 1083961163520.

The previous prime is 1355224314383. The next prime is 1355224314461. The reversal of 1355224314425 is 5244134225531.

It can be written as a sum of positive squares in 6 ways, for example, as 547950816169 + 807273498256 = 740237^2 + 898484^2 .

It is not a de Polignac number, because 1355224314425 - 2¹² = 1355224310329 is a prime.

It is a super-2 number, since 2×1355224314425² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5330492 + ... + 5578941.

It is an arithmetic number, because the mean of its divisors is an integer number (140068041365).

Almost surely, 2^{1355224314425} is an apocalyptic number.

It is an amenable number.

1355224314425 is a deficient number, since it is larger than the sum of its proper divisors (325592181955).

1355224314425 is a wasteful number, since it uses less digits than its factorization.

1355224314425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10914412 (or 10914407 counting only the distinct ones).

The product of its digits is 576000, while the sum is 41.

Adding to 1355224314425 its reverse (5244134225531), we get a palindrome (6599358539956).

The spelling of 1355224314425 in words is "one trillion, three hundred fifty-five billion, two hundred twenty-four million, three hundred fourteen thousand, four hundred twenty-five".