2652664660141 has 4 divisors (see below), whose sum is σ = 2653325682012. Its totient is φ = 2652003638272.

The previous prime is 2652664660109. The next prime is 2652664660153. The reversal of 2652664660141 is 1410664662562.

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 1086137068041 + 1566527592100 = 1042179^2 + 1251610^2 .

It is a cyclic number.

It is not a de Polignac number, because 2652664660141 - 2⁵ = 2652664660109 is a prime.

It is a Smith number, since the sum of its digits (49) 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 a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2652664660741) 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, 330504916 + ... + 330512941.

It is an arithmetic number, because the mean of its divisors is an integer number (663331420503).

Almost surely, 2^{2652664660141} is an apocalyptic number.

It is an amenable number.

2652664660141 is a deficient number, since it is larger than the sum of its proper divisors (661021871).

2652664660141 is an equidigital number, since it uses as much as digits as its factorization.

2652664660141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 661021870.

The product of its (nonzero) digits is 2488320, while the sum is 49.

The spelling of 2652664660141 in words is "two trillion, six hundred fifty-two billion, six hundred sixty-four million, six hundred sixty thousand, one hundred forty-one".