505165394116 has 48 divisors (see below), whose sum is σ = 911770836480. Its totient is φ = 244784090880.

The previous prime is 505165394113. The next prime is 505165394183. The reversal of 505165394116 is 611493561505.

It is not an unprimeable number, because it can be changed into a prime (505165394113) 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, 44632090 + ... + 44643406.

It is an arithmetic number, because the mean of its divisors is an integer number (18995225760).

Almost surely, 2^505165394116 is an apocalyptic number.

It is an amenable number.

505165394116 is a deficient number, since it is larger than the sum of its proper divisors (406605442364).

505165394116 is a wasteful number, since it uses less digits than its factorization.

505165394116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14044 (or 14042 counting only the distinct ones).

The product of its (nonzero) digits is 486000, while the sum is 46.

The spelling of 505165394116 in words is "five hundred five billion, one hundred sixty-five million, three hundred ninety-four thousand, one hundred sixteen".