244994139449 has 32 divisors (see below), whose sum is σ = 256736428416. Its totient is φ = 233628595200.

The previous prime is 244994139431. The next prime is 244994139479. The reversal of 244994139449 is 944931499442.

244994139449 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 244994139449 - 2²⁰ = 244993090873 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 244994139391 and 244994139400.

It is not an unprimeable number, because it can be changed into a prime (244994139409) 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 31 ways as a sum of consecutive naturals, for example, 120864374 + ... + 120866400.

It is an arithmetic number, because the mean of its divisors is an integer number (8023013388).

Almost surely, 2^244994139449 is an apocalyptic number.

It is an amenable number.

244994139449 is a deficient number, since it is larger than the sum of its proper divisors (11742288967).

244994139449 is a wasteful number, since it uses less digits than its factorization.

244994139449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2585.

The product of its digits is 40310784, while the sum is 62.

The spelling of 244994139449 in words is "two hundred forty-four billion, nine hundred ninety-four million, one hundred thirty-nine thousand, four hundred forty-nine".