44149671009 has 6 divisors (see below), whose sum is σ = 63771747026. Its totient is φ = 29433114000.

The previous prime is 44149670993. The next prime is 44149671067. The reversal of 44149671009 is 90017694144.

44149671009 is a `hidden beast` number, since 441 + 49 + 67 + 100 + 9 = 666.

It can be written as a sum of positive squares in only one way, i.e., 28027782225 + 16121888784 = 167415^2 + 126972^2 .

It is not a de Polignac number, because 44149671009 - 2⁴ = 44149670993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44149671089) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2452759492 + ... + 2452759509.

Almost surely, 2^44149671009 is an apocalyptic number.

It is an amenable number.

44149671009 is a deficient number, since it is larger than the sum of its proper divisors (19622076017).

44149671009 is a wasteful number, since it uses less digits than its factorization.

44149671009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4905519007 (or 4905519004 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 45.

The spelling of 44149671009 in words is "forty-four billion, one hundred forty-nine million, six hundred seventy-one thousand, nine".