183381317140 has 36 divisors (see below), whose sum is σ = 447974362836. Its totient is φ = 62873594112.

The previous prime is 183381317137. The next prime is 183381317167. The reversal of 183381317140 is 41713183381.

It can be written as a sum of positive squares in 2 ways, for example, as 139287196944 + 44094120196 = 373212^2 + 209986^2 .

It is a junction number, because it is equal to n+sod(n) for n = 183381317093 and 183381317102.

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, 93560917 + ... + 93562876.

It is an arithmetic number, because the mean of its divisors is an integer number (12443732301).

Almost surely, 2^183381317140 is an apocalyptic number.

183381317140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

183381317140 is an abundant number, since it is smaller than the sum of its proper divisors (264593045696).

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

183381317140 is a wasteful number, since it uses less digits than its factorization.

183381317140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187123816 (or 187123807 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 40.

The spelling of 183381317140 in words is "one hundred eighty-three billion, three hundred eighty-one million, three hundred seventeen thousand, one hundred forty".