4959643091 has 8 divisors (see below), whose sum is σ = 5465367600. Its totient is φ = 4471663392.

The previous prime is 4959643057. The next prime is 4959643127. The reversal of 4959643091 is 1903469594.

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

It is a cyclic number.

It is not a de Polignac number, because 4959643091 - 2²² = 4955448787 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4959643021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4435616 + ... + 4436733.

It is an arithmetic number, because the mean of its divisors is an integer number (683170950).

Almost surely, 2^4959643091 is an apocalyptic number.

4959643091 is a deficient number, since it is larger than the sum of its proper divisors (505724509).

4959643091 is a wasteful number, since it uses less digits than its factorization.

4959643091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8872405.

The product of its (nonzero) digits is 1049760, while the sum is 50.

The square root of 4959643091 is about 70424.7335174227. The cubic root of 4959643091 is about 1705.3628901668.

The spelling of 4959643091 in words is "four billion, nine hundred fifty-nine million, six hundred forty-three thousand, ninety-one".