4945191344 has 10 divisors (see below), whose sum is σ = 9581308260. Its totient is φ = 2472595664.

The previous prime is 4945191323. The next prime is 4945191347. The reversal of 4945191344 is 4431915494.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 4945191295 and 4945191304.

It is not an unprimeable number, because it can be changed into a prime (4945191347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 154537214 + ... + 154537245.

It is an arithmetic number, because the mean of its divisors is an integer number (958130826).

Almost surely, 2^4945191344 is an apocalyptic number.

It is an amenable number.

4945191344 is a deficient number, since it is larger than the sum of its proper divisors (4636116916).

4945191344 is a wasteful number, since it uses less digits than its factorization.

4945191344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 309074467 (or 309074461 counting only the distinct ones).

The product of its digits is 311040, while the sum is 44.

The square root of 4945191344 is about 70322.0544637314. The cubic root of 4945191344 is about 1703.7048777323.

The spelling of 4945191344 in words is "four billion, nine hundred forty-five million, one hundred ninety-one thousand, three hundred forty-four".