80485650 has 240 divisors, whose sum is σ = 272232576. Its totient is φ = 17210880.

The previous prime is 80485631. The next prime is 80485663. The reversal of 80485650 is 5658408.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 481867 + ... + 482033.

Almost surely, 2^80485650 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 80485650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (136116288).

80485650 is an abundant number, since it is smaller than the sum of its proper divisors (191746926).

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

80485650 is a wasteful number, since it uses less digits than its factorization.

80485650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215 (or 201 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 36.

The square root of 80485650 is about 8971.3794925864. The cubic root of 80485650 is about 431.7570972438.

The spelling of 80485650 in words is "eighty million, four hundred eighty-five thousand, six hundred fifty".