4439481685131 has 4 divisors (see below), whose sum is σ = 5919308913512. Its totient is φ = 2959654456752.

The previous prime is 4439481685129. The next prime is 4439481685183. The reversal of 4439481685131 is 1315861849344.

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

It is not a de Polignac number, because 4439481685131 - 2¹ = 4439481685129 is a prime.

It is a super-2 number, since 2×4439481685131² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4439481685231) 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 3 ways as a sum of consecutive naturals, for example, 739913614186 + ... + 739913614191.

It is an arithmetic number, because the mean of its divisors is an integer number (1479827228378).

Almost surely, 2^{4439481685131} is an apocalyptic number.

4439481685131 is a deficient number, since it is larger than the sum of its proper divisors (1479827228381).

4439481685131 is a wasteful number, since it uses less digits than its factorization.

4439481685131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1479827228380.

The product of its digits is 9953280, while the sum is 57.

The spelling of 4439481685131 in words is "four trillion, four hundred thirty-nine billion, four hundred eighty-one million, six hundred eighty-five thousand, one hundred thirty-one".