4991503615 has 16 divisors (see below), whose sum is σ = 6851119680. Its totient is φ = 3419930880.

The previous prime is 4991503613. The next prime is 4991503619. The reversal of 4991503615 is 5163051994.

It is not a de Polignac number, because 4991503615 - 2¹ = 4991503613 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4991503613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15006 + ... + 101035.

It is an arithmetic number, because the mean of its divisors is an integer number (428194980).

Almost surely, 2^4991503615 is an apocalyptic number.

4991503615 is a deficient number, since it is larger than the sum of its proper divisors (1859616065).

4991503615 is a wasteful number, since it uses less digits than its factorization.

4991503615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117282.

The product of its (nonzero) digits is 145800, while the sum is 43.

The square root of 4991503615 is about 70650.5740599466. The cubic root of 4991503615 is about 1709.0068232673.

The spelling of 4991503615 in words is "four billion, nine hundred ninety-one million, five hundred three thousand, six hundred fifteen".