2150045500 has 48 divisors (see below), whose sum is σ = 4857652800. Its totient is φ = 830356800.

The previous prime is 2150045459. The next prime is 2150045507. The reversal of 2150045500 is 55400512.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2150045507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59640 + ... + 88639.

It is an arithmetic number, because the mean of its divisors is an integer number (101201100).

Almost surely, 2^2150045500 is an apocalyptic number.

2150045500 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2150045500 is an abundant number, since it is smaller than the sum of its proper divisors (2707607300).

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

2150045500 is a wasteful number, since it uses less digits than its factorization.

2150045500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148327 (or 148315 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 22.

The square root of 2150045500 is about 46368.5831140008. The cubic root of 2150045500 is about 1290.6719852859.

The spelling of 2150045500 in words is "two billion, one hundred fifty million, forty-five thousand, five hundred".