12357635434 has 8 divisors (see below), whose sum is σ = 18537345540. Its totient is φ = 6178520256.

The previous prime is 12357635419. The next prime is 12357635467. The reversal of 12357635434 is 43453675321.

It can be written as a sum of positive squares in 2 ways, for example, as 12264455025 + 93180409 = 110745^2 + 9653^2 .

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

It is a super-2 number, since 2×12357635434² (a number of 21 digits) contains 22 as substring.

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, 92559 + ... + 182434.

Almost surely, 2^12357635434 is an apocalyptic number.

12357635434 is a deficient number, since it is larger than the sum of its proper divisors (6179710106).

12357635434 is a wasteful number, since it uses less digits than its factorization.

12357635434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 297464.

The product of its digits is 907200, while the sum is 43.

The spelling of 12357635434 in words is "twelve billion, three hundred fifty-seven million, six hundred thirty-five thousand, four hundred thirty-four".