252543793794 has 32 divisors (see below), whose sum is σ = 536033816640. Its totient is φ = 79046433792.

The previous prime is 252543793793. The next prime is 252543793829. The reversal of 252543793794 is 497397345252.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (252543793793) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2814864 + ... + 2903195.

It is an arithmetic number, because the mean of its divisors is an integer number (16751056770).

Almost surely, 2^252543793794 is an apocalyptic number.

252543793794 is an abundant number, since it is smaller than the sum of its proper divisors (283490022846).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

252543793794 is a wasteful number, since it uses less digits than its factorization.

252543793794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5718514.

The product of its digits is 57153600, while the sum is 60.

The spelling of 252543793794 in words is "two hundred fifty-two billion, five hundred forty-three million, seven hundred ninety-three thousand, seven hundred ninety-four".