505275150 has 48 divisors (see below), whose sum is σ = 1254567024. Its totient is φ = 134580480.

The previous prime is 505275137. The next prime is 505275157. The reversal of 505275150 is 51572505.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (505275157) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 180562 + ... + 183338.

It is an arithmetic number, because the mean of its divisors is an integer number (26136813).

Almost surely, 2^505275150 is an apocalyptic number.

505275150 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

505275150 is an abundant number, since it is smaller than the sum of its proper divisors (749291874).

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

505275150 is a wasteful number, since it uses less digits than its factorization.

505275150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4005 (or 4000 counting only the distinct ones).

The product of its (nonzero) digits is 8750, while the sum is 30.

The square root of 505275150 is about 22478.3262277243. The cubic root of 505275150 is about 796.4820264626.

The spelling of 505275150 in words is "five hundred five million, two hundred seventy-five thousand, one hundred fifty".