20183093140 has 72 divisors (see below), whose sum is σ = 51899430240. Its totient is φ = 6555705408.

The previous prime is 20183093129. The next prime is 20183093153. The reversal of 20183093140 is 4139038102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 523354 + ... + 560593.

It is an arithmetic number, because the mean of its divisors is an integer number (720825420).

Almost surely, 2^20183093140 is an apocalyptic number.

20183093140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20183093140 is an abundant number, since it is smaller than the sum of its proper divisors (31716337100).

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

20183093140 is a wasteful number, since it uses less digits than its factorization.

20183093140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1083989 (or 1083980 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 31.

The spelling of 20183093140 in words is "twenty billion, one hundred eighty-three million, ninety-three thousand, one hundred forty".