551116443024 has 400 divisors, whose sum is σ = 1871266231296. Its totient is φ = 153305395200.

The previous prime is 551116442993. The next prime is 551116443047. The reversal of 551116443024 is 420344611155.

551116443024 is a `hidden beast` number, since 5 + 5 + 1 + 1 + 1 + 644 + 3 + 0 + 2 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 551116443024.

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 79 ways as a sum of consecutive naturals, for example, 225773644 + ... + 225776084.

Almost surely, 2^551116443024 is an apocalyptic number.

551116443024 is a gapful number since it is divisible by the number (54) 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 551116443024, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (935633115648).

551116443024 is an abundant number, since it is smaller than the sum of its proper divisors (1320149788272).

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

551116443024 is a wasteful number, since it uses less digits than its factorization.

551116443024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3116 (or 3101 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 36.

The spelling of 551116443024 in words is "five hundred fifty-one billion, one hundred sixteen million, four hundred forty-three thousand, twenty-four".