4661694739 has 16 divisors (see below), whose sum is σ = 5049838080. Its totient is φ = 4277844000.

The previous prime is 4661694703. The next prime is 4661694743. The reversal of 4661694739 is 9374961664.

It is a cyclic number.

It is not a de Polignac number, because 4661694739 - 2⁹ = 4661694227 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4661694739.

It is not an unprimeable number, because it can be changed into a prime (4661694749) 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 15 ways as a sum of consecutive naturals, for example, 2345104 + ... + 2347090.

It is an arithmetic number, because the mean of its divisors is an integer number (315614880).

Almost surely, 2^4661694739 is an apocalyptic number.

4661694739 is a deficient number, since it is larger than the sum of its proper divisors (388143341).

4661694739 is a wasteful number, since it uses less digits than its factorization.

4661694739 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2970.

The product of its digits is 5878656, while the sum is 55.

The square root of 4661694739 is about 68276.6046241317. The cubic root of 4661694739 is about 1670.5056304162.

The spelling of 4661694739 in words is "four billion, six hundred sixty-one million, six hundred ninety-four thousand, seven hundred thirty-nine".