1082548775641 has 4 divisors (see below), whose sum is σ = 1102974224292. Its totient is φ = 1062123326992.

The previous prime is 1082548775549. The next prime is 1082548775653. The reversal of 1082548775641 is 1465778452801.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 768595876416 + 313952899225 = 876696^2 + 560315^2 .

It is a cyclic number.

It is not a de Polignac number, because 1082548775641 - 2¹³ = 1082548767449 is a prime.

It is a Smith number, since the sum of its digits (58) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1082548775681) 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, 10212724246 + ... + 10212724351.

It is an arithmetic number, because the mean of its divisors is an integer number (275743556073).

Almost surely, 2^{1082548775641} is an apocalyptic number.

It is an amenable number.

1082548775641 is a deficient number, since it is larger than the sum of its proper divisors (20425448651).

1082548775641 is an equidigital number, since it uses as much as digits as its factorization.

1082548775641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20425448650.

The product of its (nonzero) digits is 15052800, while the sum is 58.

The spelling of 1082548775641 in words is "one trillion, eighty-two billion, five hundred forty-eight million, seven hundred seventy-five thousand, six hundred forty-one".