12677489338 has 8 divisors (see below), whose sum is σ = 19024391988. Its totient is φ = 6336025344.

The previous prime is 12677489317. The next prime is 12677489387. The reversal of 12677489338 is 83398477621.

It can be written as a sum of positive squares in 2 ways, for example, as 11623642969 + 1053846369 = 107813^2 + 32463^2 .

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, 1353831 + ... + 1363162.

Almost surely, 2^12677489338 is an apocalyptic number.

12677489338 is a deficient number, since it is larger than the sum of its proper divisors (6346902650).

12677489338 is a wasteful number, since it uses less digits than its factorization.

12677489338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2719328.

The product of its digits is 12192768, while the sum is 58.

The spelling of 12677489338 in words is "twelve billion, six hundred seventy-seven million, four hundred eighty-nine thousand, three hundred thirty-eight".