44944613986 has 8 divisors (see below), whose sum is σ = 67418931564. Its totient is φ = 22471636800.

The previous prime is 44944613953. The next prime is 44944613993. The reversal of 44944613986 is 68931644944.

It can be written as a sum of positive squares in 2 ways, for example, as 44929161225 + 15452761 = 211965^2 + 3931^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 44944613986.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 246595 + ... + 388198.

Almost surely, 2^44944613986 is an apocalyptic number.

44944613986 is a deficient number, since it is larger than the sum of its proper divisors (22474317578).

44944613986 is a wasteful number, since it uses less digits than its factorization.

44944613986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 670196.

The product of its digits is 17915904, while the sum is 58.

The spelling of 44944613986 in words is "forty-four billion, nine hundred forty-four million, six hundred thirteen thousand, nine hundred eighty-six".