10805257805607 has 8 divisors (see below), whose sum is σ = 16007789341680. Its totient is φ = 7203505203720.

The previous prime is 10805257805603. The next prime is 10805257805611. The reversal of 10805257805607 is 70650875250801.

10805257805607 is a `hidden beast` number, since 1 + 0 + 8 + 0 + 5 + 2 + 5 + 78 + 0 + 560 + 7 = 666.

It is an interprime number because it is at equal distance from previous prime (10805257805603) and next prime (10805257805611).

It is not a de Polignac number, because 10805257805607 - 2² = 10805257805603 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10805257805603) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 200097366744 + ... + 200097366797.

It is an arithmetic number, because the mean of its divisors is an integer number (2000973667710).

Almost surely, 2^{10805257805607} is an apocalyptic number.

10805257805607 is a deficient number, since it is larger than the sum of its proper divisors (5202531536073).

10805257805607 is an equidigital number, since it uses as much as digits as its factorization.

10805257805607 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 400194733550 (or 400194733544 counting only the distinct ones).

The product of its (nonzero) digits is 4704000, while the sum is 54.

The spelling of 10805257805607 in words is "ten trillion, eight hundred five billion, two hundred fifty-seven million, eight hundred five thousand, six hundred seven".