252866495893426 has 8 divisors (see below), whose sum is σ = 382779558004140. Its totient is φ = 125273309892048.

The previous prime is 252866495893399. The next prime is 252866495893439. The reversal of 252866495893426 is 624398594668252.

It can be written as a sum of positive squares in 2 ways, for example, as 252258602787801 + 607893105625 = 15882651^2 + 779675^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 579969027061 + ... + 579969027496.

Almost surely, 2^{252866495893426} is an apocalyptic number.

252866495893426 is a deficient number, since it is larger than the sum of its proper divisors (129913062110714).

252866495893426 is a wasteful number, since it uses less digits than its factorization.

252866495893426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1159938054668.

The product of its digits is 10749542400, while the sum is 79.

The spelling of 252866495893426 in words is "two hundred fifty-two trillion, eight hundred sixty-six billion, four hundred ninety-five million, eight hundred ninety-three thousand, four hundred twenty-six".