4991541068 has 6 divisors (see below), whose sum is σ = 8735196876. Its totient is φ = 2495770532.

The previous prime is 4991541031. The next prime is 4991541089. The reversal of 4991541068 is 8601451994.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 623942630 + ... + 623942637.

It is an arithmetic number, because the mean of its divisors is an integer number (1455866146).

Almost surely, 2^4991541068 is an apocalyptic number.

It is an amenable number.

4991541068 is a deficient number, since it is larger than the sum of its proper divisors (3743655808).

4991541068 is a wasteful number, since it uses less digits than its factorization.

4991541068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1247885271 (or 1247885269 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 47.

The square root of 4991541068 is about 70650.8391174514. The cubic root of 4991541068 is about 1709.0110976822.

The spelling of 4991541068 in words is "four billion, nine hundred ninety-one million, five hundred forty-one thousand, sixty-eight".