4661690779 has 8 divisors (see below), whose sum is σ = 4671616320. Its totient is φ = 4651777416.

The previous prime is 4661690777. The next prime is 4661690783. The reversal of 4661690779 is 9770961664.

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 4661690779 - 2¹ = 4661690777 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4661690773) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1223892 + ... + 1227694.

It is an arithmetic number, because the mean of its divisors is an integer number (583952040).

Almost surely, 2^4661690779 is an apocalyptic number.

4661690779 is a deficient number, since it is larger than the sum of its proper divisors (9925541).

4661690779 is a wasteful number, since it uses less digits than its factorization.

4661690779 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6089.

The product of its (nonzero) digits is 3429216, while the sum is 55.

The square root of 4661690779 is about 68276.5756244409. The cubic root of 4661690779 is about 1670.5051573977.

The spelling of 4661690779 in words is "four billion, six hundred sixty-one million, six hundred ninety thousand, seven hundred seventy-nine".