44219064687 has 16 divisors (see below), whose sum is σ = 67437020160. Its totient is φ = 25247191392.

The previous prime is 44219064679. The next prime is 44219064689. The reversal of 44219064687 is 78646091244.

It is a happy number.

It is not a de Polignac number, because 44219064687 - 2³ = 44219064679 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44219064689) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 842487 + ... + 893432.

It is an arithmetic number, because the mean of its divisors is an integer number (4214813760).

Almost surely, 2^44219064687 is an apocalyptic number.

44219064687 is a deficient number, since it is larger than the sum of its proper divisors (23217955473).

44219064687 is a wasteful number, since it uses less digits than its factorization.

44219064687 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1737142.

The product of its (nonzero) digits is 2322432, while the sum is 51.

The spelling of 44219064687 in words is "forty-four billion, two hundred nineteen million, sixty-four thousand, six hundred eighty-seven".