1085525204450 has 12 divisors (see below), whose sum is σ = 2019076880370. Its totient is φ = 434210081760.

The previous prime is 1085525204431. The next prime is 1085525204473. The reversal of 1085525204450 is 544025255801.

It can be written as a sum of positive squares in 3 ways, for example, as 620781682609 + 464743521841 = 787897^2 + 681721^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1085525204398 and 1085525204407.

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 5 ways as a sum of consecutive naturals, for example, 10855251995 + ... + 10855252094.

Almost surely, 2^{1085525204450} is an apocalyptic number.

1085525204450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1085525204450 is a deficient number, since it is larger than the sum of its proper divisors (933551675920).

1085525204450 is a wasteful number, since it uses less digits than its factorization.

1085525204450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21710504101 (or 21710504096 counting only the distinct ones).

The product of its (nonzero) digits is 320000, while the sum is 41.

The spelling of 1085525204450 in words is "one trillion, eighty-five billion, five hundred twenty-five million, two hundred four thousand, four hundred fifty".