2661314606053 has 4 divisors (see below), whose sum is σ = 2665269011788. Its totient is φ = 2657360200320.

The previous prime is 2661314606047. The next prime is 2661314606107. The reversal of 2661314606053 is 3506064131662.

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 856703889889 + 1804610716164 = 925583^2 + 1343358^2 .

It is a cyclic number.

It is not a de Polignac number, because 2661314606053 - 2¹³ = 2661314597861 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2661314606003) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1977201858 + ... + 1977203203.

It is an arithmetic number, because the mean of its divisors is an integer number (666317252947).

Almost surely, 2^{2661314606053} is an apocalyptic number.

It is an amenable number.

2661314606053 is a deficient number, since it is larger than the sum of its proper divisors (3954405735).

2661314606053 is an equidigital number, since it uses as much as digits as its factorization.

2661314606053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3954405734.

The product of its (nonzero) digits is 466560, while the sum is 43.

The spelling of 2661314606053 in words is "two trillion, six hundred sixty-one billion, three hundred fourteen million, six hundred six thousand, fifty-three".