252341661436 has 12 divisors (see below), whose sum is σ = 441602317240. Its totient is φ = 126169570800.

The previous prime is 252341661401. The next prime is 252341661449. The reversal of 252341661436 is 634166143252.

It is a happy number.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 252341661392 and 252341661401.

It is a congruent number.

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, 247111 + ... + 752161.

Almost surely, 2^252341661436 is an apocalyptic number.

It is an amenable number.

252341661436 is a deficient number, since it is larger than the sum of its proper divisors (189260655804).

252341661436 is a wasteful number, since it uses less digits than its factorization.

252341661436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 629964 (or 629962 counting only the distinct ones).

The product of its digits is 622080, while the sum is 43.

It can be divided in two parts, 2523416 and 61436, that added together give a palindrome (2584852).

The spelling of 252341661436 in words is "two hundred fifty-two billion, three hundred forty-one million, six hundred sixty-one thousand, four hundred thirty-six".