552660797661 has 24 divisors (see below), whose sum is σ = 857844318240. Its totient is φ = 315564433632.

The previous prime is 552660797629. The next prime is 552660797671. The reversal of 552660797661 is 166797066255.

It is not a de Polignac number, because 552660797661 - 2⁵ = 552660797629 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 552660797595 and 552660797604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (552660797671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1246126 + ... + 1630383.

It is an arithmetic number, because the mean of its divisors is an integer number (35743513260).

Almost surely, 2^552660797661 is an apocalyptic number.

It is an amenable number.

552660797661 is a deficient number, since it is larger than the sum of its proper divisors (305183520579).

552660797661 is a wasteful number, since it uses less digits than its factorization.

552660797661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2877833 (or 2877826 counting only the distinct ones).

The product of its (nonzero) digits is 28576800, while the sum is 60.

The spelling of 552660797661 in words is "five hundred fifty-two billion, six hundred sixty million, seven hundred ninety-seven thousand, six hundred sixty-one".