505500050071 has 8 divisors (see below), whose sum is σ = 535252532544. Its totient is φ = 475749477120.

The previous prime is 505500050039. The next prime is 505500050093. The reversal of 505500050071 is 170050005505.

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

It is not a de Polignac number, because 505500050071 - 2⁵ = 505500050039 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 (505500050171) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 86706 + ... + 1009216.

It is an arithmetic number, because the mean of its divisors is an integer number (66906566568).

Almost surely, 2^505500050071 is an apocalyptic number.

505500050071 is a deficient number, since it is larger than the sum of its proper divisors (29752482473).

505500050071 is a wasteful number, since it uses less digits than its factorization.

505500050071 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 954761.

The product of its (nonzero) digits is 4375, while the sum is 28.

Adding to 505500050071 its reverse (170050005505), we get a palindrome (675550055576).

The spelling of 505500050071 in words is "five hundred five billion, five hundred million, fifty thousand, seventy-one".