439569656972 has 12 divisors (see below), whose sum is σ = 769261535616. Its totient is φ = 219780646800.

The previous prime is 439569656951. The next prime is 439569656993. The reversal of 439569656972 is 279656965934.

It is an interprime number because it is at equal distance from previous prime (439569656951) and next prime (439569656993).

It is a junction number, because it is equal to n+sod(n) for n = 439569656896 and 439569656905.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 802643 + ... + 1234250.

It is an arithmetic number, because the mean of its divisors is an integer number (64105127968).

Almost surely, 2^439569656972 is an apocalyptic number.

It is an amenable number.

439569656972 is a deficient number, since it is larger than the sum of its proper divisors (329691878644).

439569656972 is a wasteful number, since it uses less digits than its factorization.

439569656972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2090848 (or 2090846 counting only the distinct ones).

The product of its digits is 661348800, while the sum is 71.

The spelling of 439569656972 in words is "four hundred thirty-nine billion, five hundred sixty-nine million, six hundred fifty-six thousand, nine hundred seventy-two".