5122018643 has 8 divisors (see below), whose sum is σ = 5856061440. Its totient is φ = 4388557320.

The previous prime is 5122018639. The next prime is 5122018661. The reversal of 5122018643 is 3468102215.

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

It is not a de Polignac number, because 5122018643 - 2² = 5122018639 is a prime.

It is a super-2 number, since 2×5122018643² = 52470149958479122898, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5124018643) 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, 126323 + ... + 161868.

It is an arithmetic number, because the mean of its divisors is an integer number (732007680).

Almost surely, 2^5122018643 is an apocalyptic number.

5122018643 is a deficient number, since it is larger than the sum of its proper divisors (734042797).

5122018643 is a wasteful number, since it uses less digits than its factorization.

5122018643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 290737.

The product of its (nonzero) digits is 11520, while the sum is 32.

The square root of 5122018643 is about 71568.2795866996. The cubic root of 5122018643 is about 1723.7742344772.

The spelling of 5122018643 in words is "five billion, one hundred twenty-two million, eighteen thousand, six hundred forty-three".