12963908338 has 16 divisors (see below), whose sum is σ = 20133463680. Its totient is φ = 6253132816.

The previous prime is 12963908333. The next prime is 12963908359. The reversal of 12963908338 is 83380936921.

It is not an unprimeable number, because it can be changed into a prime (12963908333) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25306 + ... + 162997.

It is an arithmetic number, because the mean of its divisors is an integer number (1258341480).

Almost surely, 2^12963908338 is an apocalyptic number.

12963908338 is a deficient number, since it is larger than the sum of its proper divisors (7169555342).

12963908338 is a wasteful number, since it uses less digits than its factorization.

12963908338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189521.

The product of its (nonzero) digits is 1679616, while the sum is 52.

The spelling of 12963908338 in words is "twelve billion, nine hundred sixty-three million, nine hundred eight thousand, three hundred thirty-eight".