1381183622118 has 24 divisors (see below), whose sum is σ = 2992901369328. Its totient is φ = 460342716912.

The previous prime is 1381183622101. The next prime is 1381183622153. The reversal of 1381183622118 is 8112263811831.

1381183622118 is a `hidden beast` number, since 1 + 3 + 8 + 1 + 1 + 8 + 3 + 622 + 1 + 18 = 666.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4154130 + ... + 4474277.

It is an arithmetic number, because the mean of its divisors is an integer number (124704223722).

Almost surely, 2^{1381183622118} is an apocalyptic number.

1381183622118 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1381183622118 is an abundant number, since it is smaller than the sum of its proper divisors (1611717747210).

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

1381183622118 is a wasteful number, since it uses less digits than its factorization.

1381183622118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8637308 (or 8637305 counting only the distinct ones).

The product of its digits is 110592, while the sum is 45.

The spelling of 1381183622118 in words is "one trillion, three hundred eighty-one billion, one hundred eighty-three million, six hundred twenty-two thousand, one hundred eighteen".