555897725968 has 40 divisors (see below), whose sum is σ = 1191250704728. Its totient is φ = 249633902592.

The previous prime is 555897725963. The next prime is 555897725989. The reversal of 555897725968 is 869527798555.

It can be written as a sum of positive squares in 4 ways, for example, as 55409393664 + 500488332304 = 235392^2 + 707452^2 .

It is a junction number, because it is equal to n+sod(n) for n = 555897725894 and 555897725903.

It is not an unprimeable number, because it can be changed into a prime (555897725963) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 36108321 + ... + 36123712.

Almost surely, 2^555897725968 is an apocalyptic number.

It is an amenable number.

555897725968 is an abundant number, since it is smaller than the sum of its proper divisors (635352978760).

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

555897725968 is a wasteful number, since it uses less digits than its factorization.

555897725968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72232091 (or 72232085 counting only the distinct ones).

The product of its digits is 1905120000, while the sum is 76.

The spelling of 555897725968 in words is "five hundred fifty-five billion, eight hundred ninety-seven million, seven hundred twenty-five thousand, nine hundred sixty-eight".