501200000071 has 4 divisors (see below), whose sum is σ = 504097110072. Its totient is φ = 498302890072.

The previous prime is 501200000053. The next prime is 501200000117. The reversal of 501200000071 is 170000002105.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 501200000071 - 2¹⁷ = 501199868999 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (501200000051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1448554741 + ... + 1448555086.

It is an arithmetic number, because the mean of its divisors is an integer number (126024277518).

Almost surely, 2^501200000071 is an apocalyptic number.

501200000071 is a deficient number, since it is larger than the sum of its proper divisors (2897110001).

501200000071 is a wasteful number, since it uses less digits than its factorization.

501200000071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2897110000.

The product of its (nonzero) digits is 70, while the sum is 16.

Adding to 501200000071 its reverse (170000002105), we get a palindrome (671200002176).

The spelling of 501200000071 in words is "five hundred one billion, two hundred million, seventy-one", and thus it is an aban number.