2551432300 has 18 divisors (see below), whose sum is σ = 5536608308. Its totient is φ = 1020572880.

The previous prime is 2551432283. The next prime is 2551432307. The reversal of 2551432300 is 32341552.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (2551432307) 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 5 ways as a sum of consecutive naturals, for example, 12757062 + ... + 12757261.

Almost surely, 2^2551432300 is an apocalyptic number.

2551432300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2551432300 is an abundant number, since it is smaller than the sum of its proper divisors (2985176008).

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

2551432300 is a wasteful number, since it uses less digits than its factorization.

2551432300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25514337 (or 25514330 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 2551432300 is about 50511.7045841852. The cubic root of 2551432300 is about 1366.4529515773.

Adding to 2551432300 its reverse (32341552), we get a palindrome (2583773852).

The spelling of 2551432300 in words is "two billion, five hundred fifty-one million, four hundred thirty-two thousand, three hundred".