12559349354 has 8 divisors (see below), whose sum is σ = 19298512548. Its totient is φ = 6126511840.

The previous prime is 12559349351. The next prime is 12559349417. The reversal of 12559349354 is 45394395521.

It can be written as a sum of positive squares in 2 ways, for example, as 12392810329 + 166539025 = 111323^2 + 12905^2 .

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

It is not an unprimeable number, because it can be changed into a prime (12559349351) 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, 76581317 + ... + 76581480.

Almost surely, 2^12559349354 is an apocalyptic number.

12559349354 is a deficient number, since it is larger than the sum of its proper divisors (6739163194).

12559349354 is a wasteful number, since it uses less digits than its factorization.

12559349354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153162840.

The product of its digits is 2916000, while the sum is 50.

The spelling of 12559349354 in words is "twelve billion, five hundred fifty-nine million, three hundred forty-nine thousand, three hundred fifty-four".