8214555829894 has 4 divisors (see below), whose sum is σ = 12321833744844. Its totient is φ = 4107277914946.

The previous prime is 8214555829891. The next prime is 8214555829919. The reversal of 8214555829894 is 4989285554128.

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

It is a super-3 number, since 3×8214555829894³ (a number of 40 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8214555829891) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2053638957472 + ... + 2053638957475.

It is an arithmetic number, because the mean of its divisors is an integer number (3080458436211).

Almost surely, 2^{8214555829894} is an apocalyptic number.

8214555829894 is a deficient number, since it is larger than the sum of its proper divisors (4107277914950).

8214555829894 is a wasteful number, since it uses less digits than its factorization.

8214555829894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4107277914949.

The product of its digits is 331776000, while the sum is 70.

The spelling of 8214555829894 in words is "eight trillion, two hundred fourteen billion, five hundred fifty-five million, eight hundred twenty-nine thousand, eight hundred ninety-four".