4317838145856 has 140 divisors (see below), whose sum is σ = 13552332545268. Its totient is φ = 1354615861248.

The previous prime is 4317838145851. The next prime is 4317838145893. The reversal of 4317838145856 is 6585418387134.

It is a happy number.

4317838145856 is a `hidden beast` number, since 4 + 3 + 1 + 7 + 8 + 38 + 14 + 585 + 6 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 3564483584256 + 753354561600 = 1887984^2 + 867960^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4317838145793 and 4317838145802.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4317838145851) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 24409411 + ... + 24585666.

Almost surely, 2^{4317838145856} is an apocalyptic number.

It is an amenable number.

4317838145856 is an abundant number, since it is smaller than the sum of its proper divisors (9234494399412).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4317838145856 is a wasteful number, since it uses less digits than its factorization.

4317838145856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48995118 (or 48995099 counting only the distinct ones).

The product of its digits is 77414400, while the sum is 63.

The spelling of 4317838145856 in words is "four trillion, three hundred seventeen billion, eight hundred thirty-eight million, one hundred forty-five thousand, eight hundred fifty-six".