1382111868405 has 16 divisors (see below), whose sum is σ = 2287633438080. Its totient is φ = 711708180288.

The previous prime is 1382111868373. The next prime is 1382111868407. The reversal of 1382111868405 is 5048681112831.

It is not a de Polignac number, because 1382111868405 - 2⁵ = 1382111868373 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1382111868407) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1588633897 + ... + 1588634766.

It is an arithmetic number, because the mean of its divisors is an integer number (142977089880).

Almost surely, 2^{1382111868405} is an apocalyptic number.

1382111868405 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1382111868405 is a deficient number, since it is larger than the sum of its proper divisors (905521569675).

1382111868405 is a wasteful number, since it uses less digits than its factorization.

1382111868405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3177268700.

The product of its (nonzero) digits is 368640, while the sum is 48.

The spelling of 1382111868405 in words is "one trillion, three hundred eighty-two billion, one hundred eleven million, eight hundred sixty-eight thousand, four hundred five".