245153042044252 has 12 divisors (see below), whose sum is σ = 429484654730320. Its totient is φ = 122443140692736.

The previous prime is 245153042044217. The next prime is 245153042044291. The reversal of 245153042044252 is 252440240351542.

It is a super-2 number, since 2×245153042044252² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 245153042044199 and 245153042044208.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33345078213 + ... + 33345085564.

Almost surely, 2^{245153042044252} is an apocalyptic number.

It is an amenable number.

245153042044252 is a deficient number, since it is larger than the sum of its proper divisors (184331612686068).

245153042044252 is a wasteful number, since it uses less digits than its factorization.

245153042044252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66690164700 (or 66690164698 counting only the distinct ones).

The product of its (nonzero) digits is 1536000, while the sum is 43.

Adding to 245153042044252 its reverse (252440240351542), we get a palindrome (497593282395794).

The spelling of 245153042044252 in words is "two hundred forty-five trillion, one hundred fifty-three billion, forty-two million, forty-four thousand, two hundred fifty-two".