8021426102403 has 128 divisors (see below), whose sum is σ = 13496668416000. Its totient is φ = 4133141544960.

The previous prime is 8021426102383. The next prime is 8021426102411. The reversal of 8021426102403 is 3042016241208.

It is not a de Polignac number, because 8021426102403 - 2¹² = 8021426098307 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8021426102303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 923165883 + ... + 923174571.

It is an arithmetic number, because the mean of its divisors is an integer number (105442722000).

Almost surely, 2^{8021426102403} is an apocalyptic number.

8021426102403 is a deficient number, since it is larger than the sum of its proper divisors (5475242313597).

8021426102403 is a wasteful number, since it uses less digits than its factorization.

8021426102403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9885.

The product of its (nonzero) digits is 18432, while the sum is 33.

The spelling of 8021426102403 in words is "eight trillion, twenty-one billion, four hundred twenty-six million, one hundred two thousand, four hundred three".