10545263656 has 8 divisors (see below), whose sum is σ = 19772369370. Its totient is φ = 5272631824.

The previous prime is 10545263623. The next prime is 10545263671. The reversal of 10545263656 is 65636254501.

It can be written as a sum of positive squares in only one way, i.e., 10545236100 + 27556 = 102690^2 + 166^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×10545263656² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 659078971 + ... + 659078986.

Almost surely, 2^10545263656 is an apocalyptic number.

It is an amenable number.

10545263656 is a deficient number, since it is larger than the sum of its proper divisors (9227105714).

10545263656 is a wasteful number, since it uses less digits than its factorization.

10545263656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1318157963 (or 1318157959 counting only the distinct ones).

The product of its (nonzero) digits is 648000, while the sum is 43.

The spelling of 10545263656 in words is "ten billion, five hundred forty-five million, two hundred sixty-three thousand, six hundred fifty-six".