4911656047 has 4 divisors (see below), whose sum is σ = 5170164280. Its totient is φ = 4653147816.

The previous prime is 4911656041. The next prime is 4911656059. The reversal of 4911656047 is 7406561194.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4911656047 - 2⁷ = 4911655919 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4911655994 and 4911656012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4911656041) 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 3 ways as a sum of consecutive naturals, for example, 129254088 + ... + 129254125.

It is an arithmetic number, because the mean of its divisors is an integer number (1292541070).

Almost surely, 2^4911656047 is an apocalyptic number.

4911656047 is a deficient number, since it is larger than the sum of its proper divisors (258508233).

4911656047 is a wasteful number, since it uses less digits than its factorization.

4911656047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258508232.

The product of its (nonzero) digits is 181440, while the sum is 43.

The square root of 4911656047 is about 70083.2080244619. The cubic root of 4911656047 is about 1699.8449739833.

The spelling of 4911656047 in words is "four billion, nine hundred eleven million, six hundred fifty-six thousand, forty-seven".