44013484362649 has 4 divisors (see below), whose sum is σ = 44308876875300. Its totient is φ = 43718091850000.

The previous prime is 44013484362611. The next prime is 44013484362671. The reversal of 44013484362649 is 94626348431044.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 7601914722649 + 36411569640000 = 2757157^2 + 6034200^2 .

It is a cyclic number.

It is not a de Polignac number, because 44013484362649 - 2³³ = 44004894428057 is a prime.

It is a super-2 number, since 2×44013484362649² (a number of 28 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (58) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 44013484362593 and 44013484362602.

It is not an unprimeable number, because it can be changed into a prime (44013484362689) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 147696256102 + ... + 147696256399.

It is an arithmetic number, because the mean of its divisors is an integer number (11077219218825).

Almost surely, 2^{44013484362649} is an apocalyptic number.

It is an amenable number.

44013484362649 is a deficient number, since it is larger than the sum of its proper divisors (295392512651).

44013484362649 is a wasteful number, since it uses less digits than its factorization.

44013484362649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 295392512650.

The product of its (nonzero) digits is 47775744, while the sum is 58.

The spelling of 44013484362649 in words is "forty-four trillion, thirteen billion, four hundred eighty-four million, three hundred sixty-two thousand, six hundred forty-nine".