252047046261 has 32 divisors (see below), whose sum is σ = 338607599616. Its totient is φ = 166766040000.

The previous prime is 252047046257. The next prime is 252047046269. The reversal of 252047046261 is 162640740252.

It is not a de Polignac number, because 252047046261 - 2² = 252047046257 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252047046269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 359553211 + ... + 359553911.

It is an arithmetic number, because the mean of its divisors is an integer number (10581487488).

Almost surely, 2^252047046261 is an apocalyptic number.

It is an amenable number.

252047046261 is a deficient number, since it is larger than the sum of its proper divisors (86560553355).

252047046261 is a wasteful number, since it uses less digits than its factorization.

252047046261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2193.

The product of its (nonzero) digits is 161280, while the sum is 39.

The spelling of 252047046261 in words is "two hundred fifty-two billion, forty-seven million, forty-six thousand, two hundred sixty-one".