1355224332052 has 24 divisors (see below), whose sum is σ = 2511862183656. Its totient is φ = 637572000768.

The previous prime is 1355224332043. The next prime is 1355224332223. The reversal of 1355224332052 is 2502334225531.

It can be written as a sum of positive squares in 4 ways, for example, as 430711313796 + 924513018256 = 656286^2 + 961516^2 .

It is a super-3 number, since 3×1355224332052³ (a number of 37 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2580273 + ... + 3060760.

It is an arithmetic number, because the mean of its divisors is an integer number (104660924319).

Almost surely, 2^{1355224332052} is an apocalyptic number.

It is an amenable number.

1355224332052 is a deficient number, since it is larger than the sum of its proper divisors (1156637851604).

1355224332052 is a wasteful number, since it uses less digits than its factorization.

1355224332052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5644587 (or 5644585 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 37.

Adding to 1355224332052 its reverse (2502334225531), we get a palindrome (3857558557583).

The spelling of 1355224332052 in words is "one trillion, three hundred fifty-five billion, two hundred twenty-four million, three hundred thirty-two thousand, fifty-two".