551453331032 has 64 divisors (see below), whose sum is σ = 1135912032000. Its totient is φ = 249814502784.

The previous prime is 551453331017. The next prime is 551453331041. The reversal of 551453331032 is 230133354155.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 551453330983 and 551453331001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29318543 + ... + 29337345.

It is an arithmetic number, because the mean of its divisors is an integer number (17748625500).

Almost surely, 2^551453331032 is an apocalyptic number.

It is an amenable number.

551453331032 is an abundant number, since it is smaller than the sum of its proper divisors (584458700968).

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

551453331032 is a wasteful number, since it uses less digits than its factorization.

551453331032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27240 (or 27236 counting only the distinct ones).

The product of its (nonzero) digits is 81000, while the sum is 35.

Adding to 551453331032 its reverse (230133354155), we get a palindrome (781586685187).

The spelling of 551453331032 in words is "five hundred fifty-one billion, four hundred fifty-three million, three hundred thirty-one thousand, thirty-two".