505351445118 has 32 divisors (see below), whose sum is σ = 1088489701152. Its totient is φ = 155486976000.

The previous prime is 505351445033. The next prime is 505351445119. The reversal of 505351445118 is 811544153505.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 505351445118.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (505351445119) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2303818 + ... + 2513618.

It is an arithmetic number, because the mean of its divisors is an integer number (34015303161).

Almost surely, 2^505351445118 is an apocalyptic number.

505351445118 is an abundant number, since it is smaller than the sum of its proper divisors (583138256034).

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

505351445118 is a wasteful number, since it uses less digits than its factorization.

505351445118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240700.

The product of its (nonzero) digits is 240000, while the sum is 42.

The spelling of 505351445118 in words is "five hundred five billion, three hundred fifty-one million, four hundred forty-five thousand, one hundred eighteen".