2132545500 has 72 divisors (see below), whose sum is σ = 6727484400. Its totient is φ = 568677600.

The previous prime is 2132545489. The next prime is 2132545531. The reversal of 2132545500 is 55452312.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 232450 + ... + 241449.

Almost surely, 2^2132545500 is an apocalyptic number.

2132545500 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2132545500 is an abundant number, since it is smaller than the sum of its proper divisors (4594938900).

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

2132545500 is a wasteful number, since it uses less digits than its factorization.

2132545500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 473924 (or 473909 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

The square root of 2132545500 is about 46179.4922016256. The cubic root of 2132545500 is about 1287.1606923129.

Adding to 2132545500 its reverse (55452312), we get a palindrome (2187997812).

The spelling of 2132545500 in words is "two billion, one hundred thirty-two million, five hundred forty-five thousand, five hundred".