550400610312 has 384 divisors, whose sum is σ = 1755057507840. Its totient is φ = 152599265280.

The previous prime is 550400610283. The next prime is 550400610329. The reversal of 550400610312 is 213016004055.

550400610312 is a `hidden beast` number, since 5 + 5 + 0 + 40 + 0 + 610 + 3 + 1 + 2 = 666.

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 95 ways as a sum of consecutive naturals, for example, 892059028 + ... + 892059644.

It is an arithmetic number, because the mean of its divisors is an integer number (4570462260).

Almost surely, 2^550400610312 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 550400610312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (877528753920).

550400610312 is an abundant number, since it is smaller than the sum of its proper divisors (1204656897528).

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

550400610312 is a wasteful number, since it uses less digits than its factorization.

550400610312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1061 (or 1054 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

Adding to 550400610312 its reverse (213016004055), we get a palindrome (763416614367).

The spelling of 550400610312 in words is "five hundred fifty billion, four hundred million, six hundred ten thousand, three hundred twelve".