1338805056 has 56 divisors (see below), whose sum is σ = 3728699680. Its totient is φ = 422779392.

The previous prime is 1338805051. The next prime is 1338805057. The reversal of 1338805056 is 6505088331.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1338805051) 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, 179851 + ... + 187146.

Almost surely, 2^1338805056 is an apocalyptic number.

1338805056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1338805056 is an abundant number, since it is smaller than the sum of its proper divisors (2389894624).

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

1338805056 is a wasteful number, since it uses less digits than its factorization.

1338805056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 367031 (or 367021 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 39.

The square root of 1338805056 is about 36589.6851038650. The cubic root of 1338805056 is about 1102.1459639354.

The spelling of 1338805056 in words is "one billion, three hundred thirty-eight million, eight hundred five thousand, fifty-six".