1383491955336 has 32 divisors (see below), whose sum is σ = 3458899032000. Its totient is φ = 461141432640.

The previous prime is 1383491955247. The next prime is 1383491955361. The reversal of 1383491955336 is 6335591943831.

It is a self number, because there is not a number n which added to its sum of digits gives 1383491955336.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 904855 + ... + 1893606.

It is an arithmetic number, because the mean of its divisors is an integer number (108090594750).

Almost surely, 2^{1383491955336} is an apocalyptic number.

It is an amenable number.

1383491955336 is an abundant number, since it is smaller than the sum of its proper divisors (2075407076664).

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

1383491955336 is a wasteful number, since it uses less digits than its factorization.

1383491955336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2819069 (or 2819065 counting only the distinct ones).

The product of its digits is 31492800, while the sum is 60.

The spelling of 1383491955336 in words is "one trillion, three hundred eighty-three billion, four hundred ninety-one million, nine hundred fifty-five thousand, three hundred thirty-six".