10525520444 has 12 divisors (see below), whose sum is σ = 18652821600. Its totient is φ = 5196142848.

The previous prime is 10525520443. The next prime is 10525520477. The reversal of 10525520444 is 44402552501.

It is a super-2 number, since 2×10525520444² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10525520444.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10525520441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16653989 + ... + 16654620.

It is an arithmetic number, because the mean of its divisors is an integer number (1554401800).

Almost surely, 2^10525520444 is an apocalyptic number.

It is an amenable number.

10525520444 is a deficient number, since it is larger than the sum of its proper divisors (8127301156).

10525520444 is a wasteful number, since it uses less digits than its factorization.

10525520444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33308692 (or 33308690 counting only the distinct ones).

The product of its (nonzero) digits is 32000, while the sum is 32.

The spelling of 10525520444 in words is "ten billion, five hundred twenty-five million, five hundred twenty thousand, four hundred forty-four".