650445516 has 36 divisors (see below), whose sum is σ = 1879065552. Its totient is φ = 185841504.

The previous prime is 650445511. The next prime is 650445529. The reversal of 650445516 is 615544056.

650445516 is a `hidden beast` number, since 65 + 0 + 44 + 551 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

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

It is not an unprimeable number, because it can be changed into a prime (650445511) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1290315 + ... + 1290818.

Almost surely, 2^650445516 is an apocalyptic number.

It is an amenable number.

650445516 is an abundant number, since it is smaller than the sum of its proper divisors (1228620036).

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

650445516 is a wasteful number, since it uses less digits than its factorization.

650445516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2581150 (or 2581145 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

The square root of 650445516 is about 25503.8333589286. The cubic root of 650445516 is about 866.4369695681.

The spelling of 650445516 in words is "six hundred fifty million, four hundred forty-five thousand, five hundred sixteen".