2183145047500 has 60 divisors (see below), whose sum is σ = 4821370480080. Its totient is φ = 864611800000.

The previous prime is 2183145047491. The next prime is 2183145047507. The reversal of 2183145047500 is 57405413812.

It is a super-2 number, since 2×2183145047500² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2183145047507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 4070560 + ... + 4575559.

It is an arithmetic number, because the mean of its divisors is an integer number (80356174668).

Almost surely, 2^{2183145047500} is an apocalyptic number.

2183145047500 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2183145047500 is an abundant number, since it is smaller than the sum of its proper divisors (2638225432580).

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

2183145047500 is a wasteful number, since it uses less digits than its factorization.

2183145047500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8646244 (or 8646227 counting only the distinct ones).

The product of its (nonzero) digits is 134400, while the sum is 40.

The spelling of 2183145047500 in words is "two trillion, one hundred eighty-three billion, one hundred forty-five million, forty-seven thousand, five hundred".