551332024320 has 416 divisors, whose sum is σ = 2199350338560. Its totient is φ = 114561515520.

The previous prime is 551332024307. The next prime is 551332024337. The reversal of 551332024320 is 23420233155.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 4672611 + ... + 4789149.

Almost surely, 2^551332024320 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 551332024320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1099675169280).

551332024320 is an abundant number, since it is smaller than the sum of its proper divisors (1648018314240).

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

551332024320 is a wasteful number, since it uses less digits than its factorization.

551332024320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116589 (or 116567 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 30.

Adding to 551332024320 its reverse (23420233155), we get a palindrome (574752257475).

The spelling of 551332024320 in words is "five hundred fifty-one billion, three hundred thirty-two million, twenty-four thousand, three hundred twenty".