486810965881 has 2 divisors, whose sum is σ = 486810965882. Its totient is φ = 486810965880.

The previous prime is 486810965869. The next prime is 486810965891. The reversal of 486810965881 is 188569018684.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 486087840000 + 723125881 = 697200^2 + 26891^2 .

It is a cyclic number.

It is not a de Polignac number, because 486810965881 - 2²¹ = 486808868729 is a prime.

It is a super-2 number, since 2×486810965881² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (486810965891) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 243405482940 + 243405482941.

It is an arithmetic number, because the mean of its divisors is an integer number (243405482941).

Almost surely, 2^486810965881 is an apocalyptic number.

It is an amenable number.

486810965881 is a deficient number, since it is larger than the sum of its proper divisors (1).

486810965881 is an equidigital number, since it uses as much as digits as its factorization.

486810965881 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 26542080, while the sum is 64.

The spelling of 486810965881 in words is "four hundred eighty-six billion, eight hundred ten million, nine hundred sixty-five thousand, eight hundred eighty-one".