6552167105881 has 2 divisors, whose sum is σ = 6552167105882. Its totient is φ = 6552167105880.

The previous prime is 6552167105807. The next prime is 6552167105917. The reversal of 6552167105881 is 1885017612556.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5282734496400 + 1269432609481 = 2298420^2 + 1126691^2 .

It is a cyclic number.

It is not a de Polignac number, because 6552167105881 - 2²¹ = 6552165008729 is a prime.

It is a super-2 number, since 2×6552167105881² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (6552161105881) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3276083552940 + 3276083552941.

It is an arithmetic number, because the mean of its divisors is an integer number (3276083552941).

Almost surely, 2^{6552167105881} is an apocalyptic number.

It is an amenable number.

6552167105881 is a deficient number, since it is larger than the sum of its proper divisors (1).

6552167105881 is an equidigital number, since it uses as much as digits as its factorization.

6552167105881 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4032000, while the sum is 55.

The spelling of 6552167105881 in words is "six trillion, five hundred fifty-two billion, one hundred sixty-seven million, one hundred five thousand, eight hundred eighty-one".