10261666370417 has 16 divisors (see below), whose sum is σ = 12917977193472. Its totient is φ = 7918471584720.

The previous prime is 10261666370411. The next prime is 10261666370437. The reversal of 10261666370417 is 71407366616201.

It is a cyclic number.

It is not a de Polignac number, because 10261666370417 - 2⁸ = 10261666370161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10261666370411) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 646926023 + ... + 646941884.

It is an arithmetic number, because the mean of its divisors is an integer number (807373574592).

Almost surely, 2^{10261666370417} is an apocalyptic number.

It is an amenable number.

10261666370417 is a deficient number, since it is larger than the sum of its proper divisors (2656310823055).

10261666370417 is a wasteful number, since it uses less digits than its factorization.

10261666370417 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1293868028.

The product of its (nonzero) digits is 1524096, while the sum is 50.

The spelling of 10261666370417 in words is "ten trillion, two hundred sixty-one billion, six hundred sixty-six million, three hundred seventy thousand, four hundred seventeen".