505220116 has 12 divisors (see below), whose sum is σ = 922576032. Its totient is φ = 241626968.

The previous prime is 505220101. The next prime is 505220129. The reversal of 505220116 is 611022505.

It is a super-2 number, since 2×505220116² = 510494731222106912, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2745670 + ... + 2745853.

It is an arithmetic number, because the mean of its divisors is an integer number (76881336).

Almost surely, 2^505220116 is an apocalyptic number.

It is an amenable number.

505220116 is a deficient number, since it is larger than the sum of its proper divisors (417355916).

505220116 is a wasteful number, since it uses less digits than its factorization.

505220116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5491550 (or 5491548 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 505220116 is about 22477.1020374069. The cubic root of 505220116 is about 796.4531081044.

The spelling of 505220116 in words is "five hundred five million, two hundred twenty thousand, one hundred sixteen".