650245536 has 96 divisors (see below), whose sum is σ = 1909656000. Its totient is φ = 215251200.

The previous prime is 650245523. The next prime is 650245559. The reversal of 650245536 is 635542056.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 650245536.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 126211 + ... + 131261.

It is an arithmetic number, because the mean of its divisors is an integer number (19892250).

Almost surely, 2^650245536 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 650245536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (954828000).

650245536 is an abundant number, since it is smaller than the sum of its proper divisors (1259410464).

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

650245536 is a wasteful number, since it uses less digits than its factorization.

650245536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5219 (or 5205 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 36.

The square root of 650245536 is about 25499.9124704380. The cubic root of 650245536 is about 866.3481648841.

The spelling of 650245536 in words is "six hundred fifty million, two hundred forty-five thousand, five hundred thirty-six".