10645342532645 has 16 divisors (see below), whose sum is σ = 12888782659440. Its totient is φ = 8440336863744.

The previous prime is 10645342532633. The next prime is 10645342532683. The reversal of 10645342532645 is 54623524354601.

It can be written as a sum of positive squares in 8 ways, for example, as 116472720961 + 10528869811684 = 341281^2 + 3244822^2 .

It is a cyclic number.

It is not a de Polignac number, because 10645342532645 - 2¹⁴ = 10645342516261 is a prime.

It is a super-2 number, since 2×10645342532645² (a number of 27 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 10645342532593 and 10645342532602.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19137080 + ... + 19685489.

It is an arithmetic number, because the mean of its divisors is an integer number (805548916215).

Almost surely, 2^{10645342532645} is an apocalyptic number.

It is an amenable number.

10645342532645 is a deficient number, since it is larger than the sum of its proper divisors (2243440126795).

10645342532645 is a wasteful number, since it uses less digits than its factorization.

10645342532645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38823064.

The product of its (nonzero) digits is 10368000, while the sum is 50.

The spelling of 10645342532645 in words is "ten trillion, six hundred forty-five billion, three hundred forty-two million, five hundred thirty-two thousand, six hundred forty-five".