551414500 has 96 divisors (see below), whose sum is σ = 1482324480. Its totient is φ = 174499200.

The previous prime is 551414467. The next prime is 551414503. The reversal of 551414500 is 5414155.

It is a happy number.

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 (551414503) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 39441 + ... + 51559.

It is an arithmetic number, because the mean of its divisors is an integer number (15440880).

Almost surely, 2^551414500 is an apocalyptic number.

551414500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 551414500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (741162240).

551414500 is an abundant number, since it is smaller than the sum of its proper divisors (930909980).

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

551414500 is a wasteful number, since it uses less digits than its factorization.

551414500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12158 (or 12146 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 25.

The square root of 551414500 is about 23482.2166756037. The cubic root of 551414500 is about 820.0230511069.

Adding to 551414500 its reverse (5414155), we get a palindrome (556828655).

The spelling of 551414500 in words is "five hundred fifty-one million, four hundred fourteen thousand, five hundred".