4991365102 has 16 divisors (see below), whose sum is σ = 8081972640. Its totient is φ = 2304857632.

The previous prime is 4991365091. The next prime is 4991365103. The reversal of 4991365102 is 2015631994.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4991365103) 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 7 ways as a sum of consecutive naturals, for example, 1869493 + ... + 1872160.

It is an arithmetic number, because the mean of its divisors is an integer number (505123290).

Almost surely, 2^4991365102 is an apocalyptic number.

4991365102 is a deficient number, since it is larger than the sum of its proper divisors (3090607538).

4991365102 is a wasteful number, since it uses less digits than its factorization.

4991365102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3741707.

The product of its (nonzero) digits is 58320, while the sum is 40.

The square root of 4991365102 is about 70649.5937851025. The cubic root of 4991365102 is about 1708.9910149478.

The spelling of 4991365102 in words is "four billion, nine hundred ninety-one million, three hundred sixty-five thousand, one hundred two".