8450381420067 has 32 divisors (see below), whose sum is σ = 11779157085696. Its totient is φ = 5378521280000.

The previous prime is 8450381420059. The next prime is 8450381420111. The reversal of 8450381420067 is 7600241830548.

It is a cyclic number.

It is not a de Polignac number, because 8450381420067 - 2³ = 8450381420059 is a prime.

It is a super-2 number, since 2×8450381420067² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 8450381419998 and 8450381420025.

It is not an unprimeable number, because it can be changed into a prime (8450381460067) 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, 249617692 + ... + 249651542.

It is an arithmetic number, because the mean of its divisors is an integer number (368098658928).

Almost surely, 2^{8450381420067} is an apocalyptic number.

8450381420067 is a deficient number, since it is larger than the sum of its proper divisors (3328775665629).

8450381420067 is a wasteful number, since it uses less digits than its factorization.

8450381420067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40571.

The product of its (nonzero) digits is 1290240, while the sum is 48.

The spelling of 8450381420067 in words is "eight trillion, four hundred fifty billion, three hundred eighty-one million, four hundred twenty thousand, sixty-seven".