252159867716 has 24 divisors (see below), whose sum is σ = 454384936824. Its totient is φ = 122367467520.

The previous prime is 252159867623. The next prime is 252159867727. The reversal of 252159867716 is 617768951252.

It can be written as a sum of positive squares in 4 ways, for example, as 5190626116 + 246969241600 = 72046^2 + 496960^2 .

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, 3951665 + ... + 4014968.

It is an arithmetic number, because the mean of its divisors is an integer number (18932705701).

Almost surely, 2^252159867716 is an apocalyptic number.

It is an amenable number.

252159867716 is a deficient number, since it is larger than the sum of its proper divisors (202225069108).

252159867716 is a wasteful number, since it uses less digits than its factorization.

252159867716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7966871 (or 7966869 counting only the distinct ones).

The product of its digits is 12700800, while the sum is 59.

The spelling of 252159867716 in words is "two hundred fifty-two billion, one hundred fifty-nine million, eight hundred sixty-seven thousand, seven hundred sixteen".