4479929136856 has 24 divisors (see below), whose sum is σ = 8699505686820. Its totient is φ = 2162724407648.

The previous prime is 4479929136853. The next prime is 4479929136863. The reversal of 4479929136856 is 6586319299744.

It is a super-3 number, since 3×4479929136856³ (a number of 39 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4479929136853) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 332924986 + ... + 332938441.

Almost surely, 2^{4479929136856} is an apocalyptic number.

It is an amenable number.

4479929136856 is a deficient number, since it is larger than the sum of its proper divisors (4219576549964).

4479929136856 is a wasteful number, since it uses less digits than its factorization.

4479929136856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 665863491 (or 665863458 counting only the distinct ones).

The product of its digits is 705438720, while the sum is 73.

The spelling of 4479929136856 in words is "four trillion, four hundred seventy-nine billion, nine hundred twenty-nine million, one hundred thirty-six thousand, eight hundred fifty-six".