252794691071 has 4 divisors (see below), whose sum is σ = 272240436552. Its totient is φ = 233348945592.

The previous prime is 252794691053. The next prime is 252794691089. The reversal of 252794691071 is 170196497252.

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

It is an interprime number because it is at equal distance from previous prime (252794691053) and next prime (252794691089).

It is a cyclic number.

It is not a de Polignac number, because 252794691071 - 2¹⁴ = 252794674687 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 (252794631071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9722872721 + ... + 9722872746.

It is an arithmetic number, because the mean of its divisors is an integer number (68060109138).

Almost surely, 2^252794691071 is an apocalyptic number.

252794691071 is a deficient number, since it is larger than the sum of its proper divisors (19445745481).

252794691071 is a wasteful number, since it uses less digits than its factorization.

252794691071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19445745480.

The product of its (nonzero) digits is 1905120, while the sum is 53.

The spelling of 252794691071 in words is "two hundred fifty-two billion, seven hundred ninety-four million, six hundred ninety-one thousand, seventy-one".