650560033020 has 96 divisors (see below), whose sum is σ = 1833402590208. Its totient is φ = 172356636672.

The previous prime is 650560033001. The next prime is 650560033037. The reversal of 650560033020 is 20330065056.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21156897 + ... + 21187623.

It is an arithmetic number, because the mean of its divisors is an integer number (19097943648).

Almost surely, 2^650560033020 is an apocalyptic number.

650560033020 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 650560033020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (916701295104).

650560033020 is an abundant number, since it is smaller than the sum of its proper divisors (1182842557188).

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

650560033020 is a wasteful number, since it uses less digits than its factorization.

650560033020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33019 (or 33017 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 30.

Adding to 650560033020 its reverse (20330065056), we get a palindrome (670890098076).

The spelling of 650560033020 in words is "six hundred fifty billion, five hundred sixty million, thirty-three thousand, twenty".