5672661611 has 2 divisors, whose sum is σ = 5672661612. Its totient is φ = 5672661610.

The previous prime is 5672661587. The next prime is 5672661661. The reversal of 5672661611 is 1161662765.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5672661611 - 2²² = 5668467307 is a prime.

It is not a weakly prime, because it can be changed into another prime (5672661661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2836330805 + 2836330806.

It is an arithmetic number, because the mean of its divisors is an integer number (2836330806).

Almost surely, 2^5672661611 is an apocalyptic number.

5672661611 is a deficient number, since it is larger than the sum of its proper divisors (1).

5672661611 is an equidigital number, since it uses as much as digits as its factorization.

5672661611 is an evil number, because the sum of its binary digits is even.

The product of its digits is 90720, while the sum is 41.

The square root of 5672661611 is about 75317.0738345563. The cubic root of 5672661611 is about 1783.4555617236.

The spelling of 5672661611 in words is "five billion, six hundred seventy-two million, six hundred sixty-one thousand, six hundred eleven".