252052652751 has 4 divisors (see below), whose sum is σ = 336070203672. Its totient is φ = 168035101832.

The previous prime is 252052652669. The next prime is 252052652771. The reversal of 252052652751 is 157256250252.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 252052652751 - 2⁹ = 252052652239 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252052652771) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42008775456 + ... + 42008775461.

It is an arithmetic number, because the mean of its divisors is an integer number (84017550918).

Almost surely, 2^252052652751 is an apocalyptic number.

252052652751 is a deficient number, since it is larger than the sum of its proper divisors (84017550921).

252052652751 is an equidigital number, since it uses as much as digits as its factorization.

252052652751 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84017550920.

The product of its (nonzero) digits is 420000, while the sum is 42.

The spelling of 252052652751 in words is "two hundred fifty-two billion, fifty-two million, six hundred fifty-two thousand, seven hundred fifty-one".