1082540166225 has 48 divisors (see below), whose sum is σ = 2045906970240. Its totient is φ = 494773516800.

The previous prime is 1082540166209. The next prime is 1082540166263. The reversal of 1082540166225 is 5226610452801.

It is not a de Polignac number, because 1082540166225 - 2⁴ = 1082540166209 is a prime.

It is a super-2 number, since 2×1082540166225² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2367205 + ... + 2787245.

It is an arithmetic number, because the mean of its divisors is an integer number (42623061880).

Almost surely, 2^{1082540166225} is an apocalyptic number.

1082540166225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1082540166225 is a deficient number, since it is larger than the sum of its proper divisors (963366804015).

1082540166225 is a wasteful number, since it uses less digits than its factorization.

1082540166225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 424970 (or 424965 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 42.

The spelling of 1082540166225 in words is "one trillion, eighty-two billion, five hundred forty million, one hundred sixty-six thousand, two hundred twenty-five".