439399048161 has 16 divisors (see below), whose sum is σ = 620352088128. Its totient is φ = 275690688000.

The previous prime is 439399048111. The next prime is 439399048171. The reversal of 439399048161 is 161840993934.

It is not a de Polignac number, because 439399048161 - 2¹⁰ = 439399047137 is a prime.

It is not an unprimeable number, because it can be changed into a prime (439399048111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1286061 + ... + 1591461.

It is an arithmetic number, because the mean of its divisors is an integer number (38772005508).

Almost surely, 2^439399048161 is an apocalyptic number.

It is an amenable number.

439399048161 is a deficient number, since it is larger than the sum of its proper divisors (180953039967).

439399048161 is a wasteful number, since it uses less digits than its factorization.

439399048161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333632.

The product of its (nonzero) digits is 5038848, while the sum is 57.

The spelling of 439399048161 in words is "four hundred thirty-nine billion, three hundred ninety-nine million, forty-eight thousand, one hundred sixty-one".