439236130443 has 16 divisors (see below), whose sum is σ = 649717545600. Its totient is φ = 261691786880.

The previous prime is 439236130439. The next prime is 439236130499. The reversal of 439236130443 is 344031632934.

It is a cyclic number.

It is not a de Polignac number, because 439236130443 - 2² = 439236130439 is a prime.

It is a super-2 number, since 2×439236130443² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 439236130395 and 439236130404.

It is not an unprimeable number, because it can be changed into a prime (439236130643) 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, 112796238 + ... + 112800131.

It is an arithmetic number, because the mean of its divisors is an integer number (40607346600).

Almost surely, 2^439236130443 is an apocalyptic number.

439236130443 is a deficient number, since it is larger than the sum of its proper divisors (210481415157).

439236130443 is a wasteful number, since it uses less digits than its factorization.

439236130443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225596442.

The product of its (nonzero) digits is 559872, while the sum is 42.

The spelling of 439236130443 in words is "four hundred thirty-nine billion, two hundred thirty-six million, one hundred thirty thousand, four hundred forty-three".