252540501263 has 8 divisors (see below), whose sum is σ = 262341892800. Its totient is φ = 242811983008.

The previous prime is 252540501223. The next prime is 252540501287. The reversal of 252540501263 is 362105045252.

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 252540501263 - 2⁸ = 252540501007 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252540501223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18211256 + ... + 18225117.

It is an arithmetic number, because the mean of its divisors is an integer number (32792736600).

Almost surely, 2^252540501263 is an apocalyptic number.

252540501263 is a deficient number, since it is larger than the sum of its proper divisors (9801391537).

252540501263 is a wasteful number, since it uses less digits than its factorization.

252540501263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36436641.

The product of its (nonzero) digits is 72000, while the sum is 35.

The spelling of 252540501263 in words is "two hundred fifty-two billion, five hundred forty million, five hundred one thousand, two hundred sixty-three".