2139863760448 has 28 divisors (see below), whose sum is σ = 4246866062512. Its totient is φ = 1069787272320.

The previous prime is 2139863760443. The next prime is 2139863760497. The reversal of 2139863760448 is 8440673689312.

It is not an unprimeable number, because it can be changed into a prime (2139863760443) 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, 1781490 + ... + 2730097.

Almost surely, 2^{2139863760448} is an apocalyptic number.

It is an amenable number.

2139863760448 is a deficient number, since it is larger than the sum of its proper divisors (2107002302064).

2139863760448 is an equidigital number, since it uses as much as digits as its factorization.

2139863760448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4519010 (or 4519000 counting only the distinct ones).

The product of its (nonzero) digits is 41803776, while the sum is 61.

The spelling of 2139863760448 in words is "two trillion, one hundred thirty-nine billion, eight hundred sixty-three million, seven hundred sixty thousand, four hundred forty-eight".