252041194636 has 24 divisors (see below), whose sum is σ = 549908061696. Its totient is φ = 98197867920.

The previous prime is 252041194621. The next prime is 252041194649. The reversal of 252041194636 is 636491140252.

It is a junction number, because it is equal to n+sod(n) for n = 252041194592 and 252041194601.

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, 409157476 + ... + 409158091.

It is an arithmetic number, because the mean of its divisors is an integer number (22912835904).

Almost surely, 2^252041194636 is an apocalyptic number.

It is an amenable number.

252041194636 is an abundant number, since it is smaller than the sum of its proper divisors (297866867060).

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

252041194636 is a wasteful number, since it uses less digits than its factorization.

252041194636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 818315589 (or 818315587 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 43.

The spelling of 252041194636 in words is "two hundred fifty-two billion, forty-one million, one hundred ninety-four thousand, six hundred thirty-six".