10646750322557 has 4 divisors (see below), whose sum is σ = 10700794740636. Its totient is φ = 10592705904480.

The previous prime is 10646750322553. The next prime is 10646750322581. The reversal of 10646750322557 is 75522305764601.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 9293876599396 + 1352873723161 = 3048586^2 + 1163131^2 .

It is a cyclic number.

It is not a de Polignac number, because 10646750322557 - 2² = 10646750322553 is a prime.

It is a super-2 number, since 2×10646750322557² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10646750322499 and 10646750322508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10646750322553) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27022208744 + ... + 27022209137.

It is an arithmetic number, because the mean of its divisors is an integer number (2675198685159).

Almost surely, 2^{10646750322557} is an apocalyptic number.

It is an amenable number.

10646750322557 is a deficient number, since it is larger than the sum of its proper divisors (54044418079).

10646750322557 is an equidigital number, since it uses as much as digits as its factorization.

10646750322557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54044418078.

The product of its (nonzero) digits is 10584000, while the sum is 53.

The spelling of 10646750322557 in words is "ten trillion, six hundred forty-six billion, seven hundred fifty million, three hundred twenty-two thousand, five hundred fifty-seven".