12839641740408 has 64 divisors (see below), whose sum is σ = 36702252576000. Its totient is φ = 3666712879872.

The previous prime is 12839641740391. The next prime is 12839641740479. The reversal of 12839641740408 is 80404714693821.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17941638 + ... + 18643541.

It is an arithmetic number, because the mean of its divisors is an integer number (573472696500).

Almost surely, 2^{12839641740408} is an apocalyptic number.

It is an amenable number.

12839641740408 is an abundant number, since it is smaller than the sum of its proper divisors (23862610835592).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12839641740408 is a wasteful number, since it uses less digits than its factorization.

12839641740408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36587284 (or 36587280 counting only the distinct ones).

The product of its (nonzero) digits is 9289728, while the sum is 57.

The spelling of 12839641740408 in words is "twelve trillion, eight hundred thirty-nine billion, six hundred forty-one million, seven hundred forty thousand, four hundred eight".