252247085826 has 32 divisors (see below), whose sum is σ = 512140831488. Its totient is φ = 82808491920.

The previous prime is 252247085813. The next prime is 252247085851. The reversal of 252247085826 is 628580742252.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1748881 + ... + 1887611.

It is an arithmetic number, because the mean of its divisors is an integer number (16004400984).

Almost surely, 2^252247085826 is an apocalyptic number.

252247085826 is an abundant number, since it is smaller than the sum of its proper divisors (259893745662).

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

252247085826 is a wasteful number, since it uses less digits than its factorization.

252247085826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143326.

The product of its (nonzero) digits is 4300800, while the sum is 51.

The spelling of 252247085826 in words is "two hundred fifty-two billion, two hundred forty-seven million, eighty-five thousand, eight hundred twenty-six".