506105111050 has 48 divisors (see below), whose sum is σ = 1173638043072. Its totient is φ = 157747046400.

The previous prime is 506105111047. The next prime is 506105111053. The reversal of 506105111050 is 50111501605.

It is an interprime number because it is at equal distance from previous prime (506105111047) and next prime (506105111053).

It is a super-2 number, since 2×506105111050² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (506105111053) 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 23 ways as a sum of consecutive naturals, for example, 65724087 + ... + 65731786.

It is an arithmetic number, because the mean of its divisors is an integer number (24450792564).

Almost surely, 2^506105111050 is an apocalyptic number.

506105111050 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

506105111050 is an abundant number, since it is smaller than the sum of its proper divisors (667532932022).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

506105111050 is a wasteful number, since it uses less digits than its factorization.

506105111050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131455903 (or 131455898 counting only the distinct ones).

The product of its (nonzero) digits is 750, while the sum is 25.

Adding to 506105111050 its reverse (50111501605), we get a palindrome (556216612655).

The spelling of 506105111050 in words is "five hundred six billion, one hundred five million, one hundred eleven thousand, fifty".