4677372661 has 8 divisors (see below), whose sum is σ = 5093769240. Its totient is φ = 4269061632.

The previous prime is 4677372643. The next prime is 4677372691. The reversal of 4677372661 is 1662737764.

It can be written as a sum of positive squares in 4 ways, for example, as 620956561 + 4056416100 = 24919^2 + 63690^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4677372661 - 2²⁹ = 4140501749 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 (4677372611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2020180 + ... + 2022493.

It is an arithmetic number, because the mean of its divisors is an integer number (636721155).

Almost surely, 2^4677372661 is an apocalyptic number.

It is an amenable number.

4677372661 is a deficient number, since it is larger than the sum of its proper divisors (416396579).

4677372661 is a wasteful number, since it uses less digits than its factorization.

4677372661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4042775.

The product of its digits is 1778112, while the sum is 49.

The square root of 4677372661 is about 68391.3200706055. The cubic root of 4677372661 is about 1672.3762485009.

The spelling of 4677372661 in words is "four billion, six hundred seventy-seven million, three hundred seventy-two thousand, six hundred sixty-one".