650079965448 has 24 divisors (see below), whose sum is σ = 1760633239950. Its totient is φ = 216693321792.

The previous prime is 650079965443. The next prime is 650079965471. The reversal of 650079965448 is 844569970056.

650079965448 is a `hidden beast` number, since 6 + 500 + 79 + 9 + 6 + 54 + 4 + 8 = 666.

It can be written as a sum of positive squares in only one way, i.e., 359690466564 + 290389498884 = 599742^2 + 538878^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is a super-2 number, since 2×650079965448² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (650079965443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4514444133 + ... + 4514444276.

Almost surely, 2^650079965448 is an apocalyptic number.

It is an amenable number.

650079965448 is an abundant number, since it is smaller than the sum of its proper divisors (1110553274502).

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

650079965448 is a wasteful number, since it uses less digits than its factorization.

650079965448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9028888421 (or 9028888414 counting only the distinct ones).

The product of its (nonzero) digits is 65318400, while the sum is 63.

The spelling of 650079965448 in words is "six hundred fifty billion, seventy-nine million, nine hundred sixty-five thousand, four hundred forty-eight".