3803872661481 has 8 divisors (see below), whose sum is σ = 5154974973184. Its totient is φ = 2494342728720.

The previous prime is 3803872661389. The next prime is 3803872661489. The reversal of 3803872661481 is 1841662783083.

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

It is not a de Polignac number, because 3803872661481 - 2⁹ = 3803872660969 is a prime.

It is a super-2 number, since 2×3803872661481² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3803872661489) 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, 10393094521 + ... + 10393094886.

It is an arithmetic number, because the mean of its divisors is an integer number (644371871648).

Almost surely, 2^{3803872661481} is an apocalyptic number.

It is an amenable number.

3803872661481 is a deficient number, since it is larger than the sum of its proper divisors (1351102311703).

3803872661481 is a wasteful number, since it uses less digits than its factorization.

3803872661481 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20786189471.

The product of its (nonzero) digits is 9289728, while the sum is 57.

The spelling of 3803872661481 in words is "three trillion, eight hundred three billion, eight hundred seventy-two million, six hundred sixty-one thousand, four hundred eighty-one".