5021642786 has 8 divisors (see below), whose sum is σ = 7533025104. Its totient is φ = 2510634420.

The previous prime is 5021642783. The next prime is 5021642803. The reversal of 5021642786 is 6872461205.

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5021642783) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57080 + ... + 115331.

It is an arithmetic number, because the mean of its divisors is an integer number (941628138).

Almost surely, 2^5021642786 is an apocalyptic number.

5021642786 is a deficient number, since it is larger than the sum of its proper divisors (2511382318).

5021642786 is a wasteful number, since it uses less digits than its factorization.

5021642786 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186976.

The product of its (nonzero) digits is 161280, while the sum is 41.

The square root of 5021642786 is about 70863.5504755442. The cubic root of 5021642786 is about 1712.4396382439.

The spelling of 5021642786 in words is "five billion, twenty-one million, six hundred forty-two thousand, seven hundred eighty-six".