4001280817376 has 12 divisors (see below), whose sum is σ = 7877521609272. Its totient is φ = 2000640408672.

The previous prime is 4001280817333. The next prime is 4001280817379. The reversal of 4001280817376 is 6737180821004.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 4001280817376.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4001280817379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62520012740 + ... + 62520012803.

It is an arithmetic number, because the mean of its divisors is an integer number (656460134106).

Almost surely, 2^{4001280817376} is an apocalyptic number.

It is an amenable number.

4001280817376 is a deficient number, since it is larger than the sum of its proper divisors (3876240791896).

4001280817376 is a wasteful number, since it uses less digits than its factorization.

4001280817376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125040025553 (or 125040025545 counting only the distinct ones).

The product of its (nonzero) digits is 451584, while the sum is 47.

The spelling of 4001280817376 in words is "four trillion, one billion, two hundred eighty million, eight hundred seventeen thousand, three hundred seventy-six".