10645326205534 has 32 divisors (see below), whose sum is σ = 16370842473216. Its totient is φ = 5188592959680.

The previous prime is 10645326205517. The next prime is 10645326205559. The reversal of 10645326205534 is 43550262354601.

It is a super-2 number, since 2×10645326205534² (a number of 27 digits) contains 22 as substring.

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, 725002957 + ... + 725017639.

It is an arithmetic number, because the mean of its divisors is an integer number (511588827288).

Almost surely, 2^{10645326205534} is an apocalyptic number.

10645326205534 is a deficient number, since it is larger than the sum of its proper divisors (5725516267682).

10645326205534 is a wasteful number, since it uses less digits than its factorization.

10645326205534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21360.

The product of its (nonzero) digits is 2592000, while the sum is 46.

The spelling of 10645326205534 in words is "ten trillion, six hundred forty-five billion, three hundred twenty-six million, two hundred five thousand, five hundred thirty-four".