252503446165 has 8 divisors (see below), whose sum is σ = 313452554040. Its totient is φ = 195037144512.

The previous prime is 252503446081. The next prime is 252503446171. The reversal of 252503446165 is 561644305252.

It can be written as a sum of positive squares in 4 ways, for example, as 109612642084 + 142890804081 = 331078^2 + 378009^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 252503446165 - 2⁷ = 252503446037 is a prime.

It is a congruent number.

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, 870701394 + ... + 870701683.

It is an arithmetic number, because the mean of its divisors is an integer number (39181569255).

Almost surely, 2^252503446165 is an apocalyptic number.

It is an amenable number.

252503446165 is a deficient number, since it is larger than the sum of its proper divisors (60949107875).

252503446165 is a wasteful number, since it uses less digits than its factorization.

252503446165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1741403111.

The product of its (nonzero) digits is 864000, while the sum is 43.

The spelling of 252503446165 in words is "two hundred fifty-two billion, five hundred three million, four hundred forty-six thousand, one hundred sixty-five".