2132400550 has 24 divisors (see below), whose sum is σ = 4532875056. Its totient is φ = 731108640.

The previous prime is 2132400527. The next prime is 2132400551. The reversal of 2132400550 is 550042312.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2132400551) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 3045937 + ... + 3046636.

It is an arithmetic number, because the mean of its divisors is an integer number (188869794).

Almost surely, 2^2132400550 is an apocalyptic number.

2132400550 is an abundant number, since it is smaller than the sum of its proper divisors (2400474506).

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

2132400550 is a wasteful number, since it uses less digits than its factorization.

2132400550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6092592 (or 6092587 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 2132400550 is about 46177.9227553601. The cubic root of 2132400550 is about 1287.1315287039.

Adding to 2132400550 its reverse (550042312), we get a palindrome (2682442862).

The spelling of 2132400550 in words is "two billion, one hundred thirty-two million, four hundred thousand, five hundred fifty".