551027456568 has 24 divisors (see below), whose sum is σ = 1492366028400. Its totient is φ = 183675818832.

The previous prime is 551027456561. The next prime is 551027456621. The reversal of 551027456568 is 865654720155.

551027456568 is a `hidden beast` number, since 5 + 5 + 1 + 0 + 2 + 74 + 5 + 6 + 568 = 666.

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (551027456561) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3826579488 + ... + 3826579631.

It is an arithmetic number, because the mean of its divisors is an integer number (62181917850).

Almost surely, 2^551027456568 is an apocalyptic number.

It is an amenable number.

551027456568 is an abundant number, since it is smaller than the sum of its proper divisors (941338571832).

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

551027456568 is a wasteful number, since it uses less digits than its factorization.

551027456568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7653159131 (or 7653159124 counting only the distinct ones).

The product of its (nonzero) digits is 10080000, while the sum is 54.

The spelling of 551027456568 in words is "five hundred fifty-one billion, twenty-seven million, four hundred fifty-six thousand, five hundred sixty-eight".