252783569045 has 16 divisors (see below), whose sum is σ = 346710161280. Its totient is φ = 173319528384.

The previous prime is 252783568967. The next prime is 252783569047. The reversal of 252783569045 is 540965387252.

It is a happy number.

252783569045 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 252783569045 - 2²⁶ = 252716460181 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252783569047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19490 + ... + 711299.

It is an arithmetic number, because the mean of its divisors is an integer number (21669385080).

Almost surely, 2^252783569045 is an apocalyptic number.

It is an amenable number.

252783569045 is a deficient number, since it is larger than the sum of its proper divisors (93926592235).

252783569045 is an equidigital number, since it uses as much as digits as its factorization.

252783569045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 740684.

The product of its (nonzero) digits is 18144000, while the sum is 56.

The spelling of 252783569045 in words is "two hundred fifty-two billion, seven hundred eighty-three million, five hundred sixty-nine thousand, forty-five".