3781628159363 has 4 divisors (see below), whose sum is σ = 3791058653928. Its totient is φ = 3772197664800.

The previous prime is 3781628159327. The next prime is 3781628159479. The reversal of 3781628159363 is 3639518261873.

3781628159363 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3781628159363 - 2¹⁴ = 3781628142979 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3781628159296 and 3781628159305.

It is not an unprimeable number, because it can be changed into a prime (3781628159303) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4715246681 + ... + 4715247482.

It is an arithmetic number, because the mean of its divisors is an integer number (947764663482).

Almost surely, 2^{3781628159363} is an apocalyptic number.

3781628159363 is a deficient number, since it is larger than the sum of its proper divisors (9430494565).

3781628159363 is an equidigital number, since it uses as much as digits as its factorization.

3781628159363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9430494564.

The product of its digits is 39191040, while the sum is 62.

The spelling of 3781628159363 in words is "three trillion, seven hundred eighty-one billion, six hundred twenty-eight million, one hundred fifty-nine thousand, three hundred sixty-three".