10566259444 has 48 divisors (see below), whose sum is σ = 20068710480. Its totient is φ = 4838814720.

The previous prime is 10566259433. The next prime is 10566259463. The reversal of 10566259444 is 44495266501.

It can be written as a sum of positive squares in 8 ways, for example, as 6179846544 + 4386412900 = 78612^2 + 66230^2 .

It is a super-2 number, since 2×10566259444² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10566259394 and 10566259403.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5354442 + ... + 5356414.

It is an arithmetic number, because the mean of its divisors is an integer number (418098135).

Almost surely, 2^10566259444 is an apocalyptic number.

It is an amenable number.

10566259444 is a deficient number, since it is larger than the sum of its proper divisors (9502451036).

10566259444 is a wasteful number, since it uses less digits than its factorization.

10566259444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2740 (or 2738 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 46.

The spelling of 10566259444 in words is "ten billion, five hundred sixty-six million, two hundred fifty-nine thousand, four hundred forty-four".