1338807339264 has 36 divisors (see below), whose sum is σ = 3563179951856. Its totient is φ = 446269112832.

The previous prime is 1338807339257. The next prime is 1338807339299. The reversal of 1338807339264 is 4629337088331.

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, 871618594 + ... + 871620129.

Almost surely, 2^{1338807339264} is an apocalyptic number.

It is an amenable number.

1338807339264 is an abundant number, since it is smaller than the sum of its proper divisors (2224372612592).

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

1338807339264 is an equidigital number, since it uses as much as digits as its factorization.

1338807339264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1743238742 (or 1743238728 counting only the distinct ones).

The product of its (nonzero) digits is 15676416, while the sum is 57.

The spelling of 1338807339264 in words is "one trillion, three hundred thirty-eight billion, eight hundred seven million, three hundred thirty-nine thousand, two hundred sixty-four".