252794691073 has 4 divisors (see below), whose sum is σ = 252930531028. Its totient is φ = 252658851120.

The previous prime is 252794691053. The next prime is 252794691089. The reversal of 252794691073 is 370196497252.

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

It can be written as a sum of positive squares in 2 ways, for example, as 34362778384 + 218431912689 = 185372^2 + 467367^2 .

It is a cyclic number.

It is not a de Polignac number, because 252794691073 - 2¹⁷ = 252794560001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (252794691053) 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, 67917186 + ... + 67920907.

It is an arithmetic number, because the mean of its divisors is an integer number (63232632757).

Almost surely, 2^252794691073 is an apocalyptic number.

It is an amenable number.

252794691073 is a deficient number, since it is larger than the sum of its proper divisors (135839955).

252794691073 is a wasteful number, since it uses less digits than its factorization.

252794691073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135839954.

The product of its (nonzero) digits is 5715360, while the sum is 55.

The spelling of 252794691073 in words is "two hundred fifty-two billion, seven hundred ninety-four million, six hundred ninety-one thousand, seventy-three".