4991079744 has 84 divisors (see below), whose sum is σ = 16349760544. Its totient is φ = 1426021632.

The previous prime is 4991079707. The next prime is 4991079757. The reversal of 4991079744 is 4479701994.

4991079744 is a `hidden beast` number, since 499 + 10 + 79 + 74 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (84).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 614902 + ... + 622965.

Almost surely, 2^4991079744 is an apocalyptic number.

It is an amenable number.

4991079744 is an abundant number, since it is smaller than the sum of its proper divisors (11358680800).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4991079744 is a wasteful number, since it uses less digits than its factorization.

4991079744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1237892 (or 1237879 counting only the distinct ones).

The product of its (nonzero) digits is 2286144, while the sum is 54.

The square root of 4991079744 is about 70647.5742258713. The cubic root of 4991079744 is about 1708.9584464659.

The spelling of 4991079744 in words is "four billion, nine hundred ninety-one million, seventy-nine thousand, seven hundred forty-four".