1383651685304 has 32 divisors (see below), whose sum is σ = 3025477452000. Its totient is φ = 592993578240.

The previous prime is 1383651685303. The next prime is 1383651685307. The reversal of 1383651685304 is 4035861563831.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1383651685301) 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, 252120377 + ... + 252125864.

It is an arithmetic number, because the mean of its divisors is an integer number (94546170375).

Almost surely, 2^{1383651685304} is an apocalyptic number.

1383651685304 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1383651685304 is an abundant number, since it is smaller than the sum of its proper divisors (1641825766696).

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

1383651685304 is an equidigital number, since it uses as much as digits as its factorization.

1383651685304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 504246268 (or 504246250 counting only the distinct ones).

The product of its (nonzero) digits is 6220800, while the sum is 53.

The spelling of 1383651685304 in words is "one trillion, three hundred eighty-three billion, six hundred fifty-one million, six hundred eighty-five thousand, three hundred four".