485890650 has 288 divisors, whose sum is σ = 1608647040. Its totient is φ = 106686720.

The previous prime is 485890649. The next prime is 485890687. The reversal of 485890650 is 56098584.

485890650 is a `hidden beast` number, since 4 + 8 + 589 + 0 + 65 + 0 = 666.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

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

It is a junction number, because it is equal to n+sod(n) for n = 485890596 and 485890605.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 2466352 + ... + 2466548.

It is an arithmetic number, because the mean of its divisors is an integer number (5585580).

Almost surely, 2^485890650 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 485890650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (804323520).

485890650 is an abundant number, since it is smaller than the sum of its proper divisors (1122756390).

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

485890650 is a wasteful number, since it uses less digits than its factorization.

485890650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260 (or 243 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 45.

The square root of 485890650 is about 22042.9274371622. The cubic root of 485890650 is about 786.1634471582.

The spelling of 485890650 in words is "four hundred eighty-five million, eight hundred ninety thousand, six hundred fifty".