650898816 has 64 divisors (see below), whose sum is σ = 1784755200. Its totient is φ = 209963520.

The previous prime is 650898811. The next prime is 650898851. The reversal of 650898816 is 618898056.

650898816 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (650898811) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15436 + ... + 39243.

It is an arithmetic number, because the mean of its divisors is an integer number (27886800).

Almost surely, 2^650898816 is an apocalyptic number.

It is an amenable number.

650898816 is an abundant number, since it is smaller than the sum of its proper divisors (1133856384).

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

650898816 is a wasteful number, since it uses less digits than its factorization.

650898816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54727 (or 54715 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 51.

The square root of 650898816 is about 25512.7187104785. The cubic root of 650898816 is about 866.6381981444.

The spelling of 650898816 in words is "six hundred fifty million, eight hundred ninety-eight thousand, eight hundred sixteen".