4048681112832 has 144 divisors (see below), whose sum is σ = 10837441806912. Its totient is φ = 1341805608960.

The previous prime is 4048681112821. The next prime is 4048681112867. The reversal of 4048681112832 is 2382111868404.

It is a happy number.

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

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 132654438 + ... + 132684954.

It is an arithmetic number, because the mean of its divisors is an integer number (75260012548).

Almost surely, 2^{4048681112832} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4048681112832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5418720903456).

4048681112832 is an abundant number, since it is smaller than the sum of its proper divisors (6788760694080).

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

4048681112832 is a wasteful number, since it uses less digits than its factorization.

4048681112832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31524 (or 31510 counting only the distinct ones).

The product of its (nonzero) digits is 589824, while the sum is 48.

The spelling of 4048681112832 in words is "four trillion, forty-eight billion, six hundred eighty-one million, one hundred twelve thousand, eight hundred thirty-two".