10645465552 has 20 divisors (see below), whose sum is σ = 21838860036. Its totient is φ = 5009630720.

The previous prime is 10645465477. The next prime is 10645465553. The reversal of 10645465552 is 25556454601.

It can be written as a sum of positive squares in 2 ways, for example, as 8061166656 + 2584298896 = 89784^2 + 50836^2 .

It is a super-2 number, since 2×10645465552² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10645465499 and 10645465508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10645465553) 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, 19568599 + ... + 19569142.

Almost surely, 2^10645465552 is an apocalyptic number.

It is an amenable number.

10645465552 is an abundant number, since it is smaller than the sum of its proper divisors (11193394484).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10645465552 is a wasteful number, since it uses less digits than its factorization.

10645465552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39137766 (or 39137760 counting only the distinct ones).

The product of its (nonzero) digits is 720000, while the sum is 43.

The spelling of 10645465552 in words is "ten billion, six hundred forty-five million, four hundred sixty-five thousand, five hundred fifty-two".