44213401491778 has 8 divisors (see below), whose sum is σ = 66320278328268. Its totient is φ = 22106642049024.

The previous prime is 44213401491761. The next prime is 44213401491797. The reversal of 44213401491778 is 87719410431244.

It can be written as a sum of positive squares in 2 ways, for example, as 43911920332449 + 301481159329 = 6626607^2 + 549073^2 .

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

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 28400751 + ... + 29917042.

Almost surely, 2^{44213401491778} is an apocalyptic number.

44213401491778 is a deficient number, since it is larger than the sum of its proper divisors (22106876836490).

44213401491778 is a wasteful number, since it uses less digits than its factorization.

44213401491778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58696868.

The product of its (nonzero) digits is 5419008, while the sum is 55.

The spelling of 44213401491778 in words is "forty-four trillion, two hundred thirteen billion, four hundred one million, four hundred ninety-one thousand, seven hundred seventy-eight".