3863802278401 has 32 divisors (see below), whose sum is σ = 4284751258368. Its totient is φ = 3461484533760.

The previous prime is 3863802278351. The next prime is 3863802278417. The reversal of 3863802278401 is 1048722083683.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 3863802278401 - 2¹¹ = 3863802276353 is a prime.

It is a super-2 number, since 2×3863802278401² (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 (3863802278461) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 80059660 + ... + 80107906.

It is an arithmetic number, because the mean of its divisors is an integer number (133898476824).

Almost surely, 2^{3863802278401} is an apocalyptic number.

It is an amenable number.

3863802278401 is a deficient number, since it is larger than the sum of its proper divisors (420948979967).

3863802278401 is a wasteful number, since it uses less digits than its factorization.

3863802278401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49081.

The product of its (nonzero) digits is 3096576, while the sum is 52.

The spelling of 3863802278401 in words is "three trillion, eight hundred sixty-three billion, eight hundred two million, two hundred seventy-eight thousand, four hundred one".