44650642212 has 54 divisors (see below), whose sum is σ = 124060324934. Its totient is φ = 13530496320.

The previous prime is 44650642199. The next prime is 44650642213. The reversal of 44650642212 is 21224605644.

44650642212 is a `hidden beast` number, since 4 + 4 + 6 + 5 + 0 + 642 + 2 + 1 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 44299304676 + 351337536 = 210474^2 + 18744^2 .

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 (44650642213) 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 17 ways as a sum of consecutive naturals, for example, 5120833 + ... + 5129544.

Almost surely, 2^44650642212 is an apocalyptic number.

It is an amenable number.

44650642212 is an abundant number, since it is smaller than the sum of its proper divisors (79409682722).

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

44650642212 is a wasteful number, since it uses less digits than its factorization.

44650642212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10250409 (or 10250393 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 36.

The spelling of 44650642212 in words is "forty-four billion, six hundred fifty million, six hundred forty-two thousand, two hundred twelve".