4031856768 has 32 divisors (see below), whose sum is σ = 10709620560. Its totient is φ = 1343952128.

The previous prime is 4031856767. The next prime is 4031856779. The reversal of 4031856768 is 8676581304.

It is a tau number, because it is divible by the number of its divisors (32).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (4031856761) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5249430 + ... + 5250197.

Almost surely, 2^4031856768 is an apocalyptic number.

4031856768 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

4031856768 is an abundant number, since it is smaller than the sum of its proper divisors (6677763792).

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

4031856768 is a wasteful number, since it uses less digits than its factorization.

4031856768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10499644 (or 10499632 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 48.

The square root of 4031856768 is about 63496.9036095462. The cubic root of 4031856768 is about 1591.6040360993.

The spelling of 4031856768 in words is "four billion, thirty-one million, eight hundred fifty-six thousand, seven hundred sixty-eight".