1017666668425 has 12 divisors (see below), whose sum is σ = 1376625457296. Its totient is φ = 740121213200.

The previous prime is 1017666668413. The next prime is 1017666668443. The reversal of 1017666668425 is 5248666667101.

1017666668425 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1017666668425 - 2⁵ = 1017666668393 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1017666668425.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1850302759 + ... + 1850303308.

It is an arithmetic number, because the mean of its divisors is an integer number (114718788108).

Almost surely, 2^{1017666668425} is an apocalyptic number.

It is an amenable number.

1017666668425 is a deficient number, since it is larger than the sum of its proper divisors (358958788871).

1017666668425 is a wasteful number, since it uses less digits than its factorization.

1017666668425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3700606088 (or 3700606083 counting only the distinct ones).

The product of its (nonzero) digits is 17418240, while the sum is 58.

The spelling of 1017666668425 in words is "one trillion, seventeen billion, six hundred sixty-six million, six hundred sixty-eight thousand, four hundred twenty-five".