4689717949 has 8 divisors (see below), whose sum is σ = 5375584448. Its totient is φ = 4007828160.

The previous prime is 4689717947. The next prime is 4689717961. The reversal of 4689717949 is 9497179864.

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

It is not a de Polignac number, because 4689717949 - 2¹ = 4689717947 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 (4689717943) 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 7 ways as a sum of consecutive naturals, for example, 991647 + ... + 996364.

It is an arithmetic number, because the mean of its divisors is an integer number (671948056).

Almost surely, 2^4689717949 is an apocalyptic number.

It is an amenable number.

4689717949 is a deficient number, since it is larger than the sum of its proper divisors (685866499).

4689717949 is a wasteful number, since it uses less digits than its factorization.

4689717949 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1988355.

The product of its digits is 27433728, while the sum is 64.

The square root of 4689717949 is about 68481.5153818897. The cubic root of 4689717949 is about 1673.8462923654.

It can be divided in two parts, 46897 and 17949, that added together give a palindrome (64846).

The spelling of 4689717949 in words is "four billion, six hundred eighty-nine million, seven hundred seventeen thousand, nine hundred forty-nine".