44620640361 has 24 divisors (see below), whose sum is σ = 72211623744. Its totient is φ = 26311923360.

The previous prime is 44620640353. The next prime is 44620640381. The reversal of 44620640361 is 16304602644.

44620640361 is a `hidden beast` number, since 4 + 4 + 6 + 2 + 0 + 640 + 3 + 6 + 1 = 666.

It is not a de Polignac number, because 44620640361 - 2³ = 44620640353 is a prime.

It is not an unprimeable number, because it can be changed into a prime (44620640381) 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 23 ways as a sum of consecutive naturals, for example, 6087061 + ... + 6094386.

It is an arithmetic number, because the mean of its divisors is an integer number (3008817656).

Almost surely, 2^44620640361 is an apocalyptic number.

It is an amenable number.

44620640361 is a deficient number, since it is larger than the sum of its proper divisors (27590983383).

44620640361 is a wasteful number, since it uses less digits than its factorization.

44620640361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12181501 (or 12181498 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 36.

The spelling of 44620640361 in words is "forty-four billion, six hundred twenty million, six hundred forty thousand, three hundred sixty-one".