1488289360661 has 2 divisors, whose sum is σ = 1488289360662. Its totient is φ = 1488289360660.

The previous prime is 1488289360637. The next prime is 1488289360673. The reversal of 1488289360661 is 1660639828841.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 883588720036 + 604700640625 = 939994^2 + 777625^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1488289360661 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1488289360594 and 1488289360603.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1488289360631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 744144680330 + 744144680331.

It is an arithmetic number, because the mean of its divisors is an integer number (744144680331).

Almost surely, 2^{1488289360661} is an apocalyptic number.

It is an amenable number.

1488289360661 is a deficient number, since it is larger than the sum of its proper divisors (1).

1488289360661 is an equidigital number, since it uses as much as digits as its factorization.

1488289360661 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23887872, while the sum is 62.

The spelling of 1488289360661 in words is "one trillion, four hundred eighty-eight billion, two hundred eighty-nine million, three hundred sixty thousand, six hundred sixty-one".