3875721447763 has 8 divisors (see below), whose sum is σ = 4228971626160. Its totient is φ = 3522623246880.

The previous prime is 3875721447743. The next prime is 3875721447869. The reversal of 3875721447763 is 3677441275783.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3875721447763 - 2¹³ = 3875721439571 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3875721447695 and 3875721447704.

It is not an unprimeable number, because it can be changed into a prime (3875721447743) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37941048 + ... + 38043061.

It is an arithmetic number, because the mean of its divisors is an integer number (528621453270).

Almost surely, 2^{3875721447763} is an apocalyptic number.

3875721447763 is a deficient number, since it is larger than the sum of its proper divisors (353250178397).

3875721447763 is a wasteful number, since it uses less digits than its factorization.

3875721447763 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75988757.

The product of its digits is 165957120, while the sum is 64.

The spelling of 3875721447763 in words is "three trillion, eight hundred seventy-five billion, seven hundred twenty-one million, four hundred forty-seven thousand, seven hundred sixty-three".