4992143686 has 8 divisors (see below), whose sum is σ = 7547178240. Its totient is φ = 2476417608.

The previous prime is 4992143659. The next prime is 4992143713. The reversal of 4992143686 is 6863412994.

It is an interprime number because it is at equal distance from previous prime (4992143659) and next prime (4992143713).

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9826801 + ... + 9827308.

It is an arithmetic number, because the mean of its divisors is an integer number (943397280).

Almost surely, 2^4992143686 is an apocalyptic number.

4992143686 is a deficient number, since it is larger than the sum of its proper divisors (2555034554).

4992143686 is a wasteful number, since it uses less digits than its factorization.

4992143686 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19654238.

The product of its digits is 2239488, while the sum is 52.

The square root of 4992143686 is about 70655.1037505430. The cubic root of 4992143686 is about 1709.0798699907.

The spelling of 4992143686 in words is "four billion, nine hundred ninety-two million, one hundred forty-three thousand, six hundred eighty-six".