1010165664553 has 4 divisors (see below), whose sum is σ = 1010171069188. Its totient is φ = 1010160259920.

The previous prime is 1010165664493. The next prime is 1010165664569. The reversal of 1010165664553 is 3554665610101.

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 957290041744 + 52875622809 = 978412^2 + 229947^2 .

It is a cyclic number.

It is not a de Polignac number, because 1010165664553 - 2⁹ = 1010165664041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1010165664583) 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, 2411526 + ... + 2799247.

It is an arithmetic number, because the mean of its divisors is an integer number (252542767297).

Almost surely, 2^{1010165664553} is an apocalyptic number.

It is an amenable number.

1010165664553 is a deficient number, since it is larger than the sum of its proper divisors (5404635).

1010165664553 is an equidigital number, since it uses as much as digits as its factorization.

1010165664553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5404634.

The product of its (nonzero) digits is 324000, while the sum is 43.

The spelling of 1010165664553 in words is "one trillion, ten billion, one hundred sixty-five million, six hundred sixty-four thousand, five hundred fifty-three".