4946645247 has 4 divisors (see below), whose sum is σ = 6595527000. Its totient is φ = 3297763496.

The previous prime is 4946645239. The next prime is 4946645273. The reversal of 4946645247 is 7425466494.

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 4946645247 - 2³ = 4946645239 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4946645247.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4946645447) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 824440872 + ... + 824440877.

It is an arithmetic number, because the mean of its divisors is an integer number (1648881750).

Almost surely, 2^4946645247 is an apocalyptic number.

4946645247 is a deficient number, since it is larger than the sum of its proper divisors (1648881753).

4946645247 is a wasteful number, since it uses less digits than its factorization.

4946645247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1648881752.

The product of its digits is 5806080, while the sum is 51.

The square root of 4946645247 is about 70332.3911650955. The cubic root of 4946645247 is about 1703.8718263732.

The spelling of 4946645247 in words is "four billion, nine hundred forty-six million, six hundred forty-five thousand, two hundred forty-seven".