485550945 has 24 divisors (see below), whose sum is σ = 918133632. Its totient is φ = 235418400.

The previous prime is 485550929. The next prime is 485550977. The reversal of 485550945 is 549055584.

485550945 is a `hidden beast` number, since 4 + 8 + 5 + 550 + 94 + 5 = 666.

It is not a de Polignac number, because 485550945 - 2⁴ = 485550929 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 485550945.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 489961 + ... + 490950.

It is an arithmetic number, because the mean of its divisors is an integer number (38255568).

Almost surely, 2^485550945 is an apocalyptic number.

485550945 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

485550945 is a deficient number, since it is larger than the sum of its proper divisors (432582687).

485550945 is a wasteful number, since it uses less digits than its factorization.

485550945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 980933 (or 980930 counting only the distinct ones).

The product of its (nonzero) digits is 720000, while the sum is 45.

The square root of 485550945 is about 22035.2205570990. The cubic root of 485550945 is about 785.9801919915.

The spelling of 485550945 in words is "four hundred eighty-five million, five hundred fifty thousand, nine hundred forty-five".