94204489821 has 32 divisors (see below), whose sum is σ = 136673308800. Its totient is φ = 57370272000.

The previous prime is 94204489811. The next prime is 94204489829. The reversal of 94204489821 is 12898440249.

It is not a de Polignac number, because 94204489821 - 2¹⁴ = 94204473437 is a prime.

It is a super-2 number, since 2×94204489821² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (94204489829) 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, 10626931 + ... + 10635791.

It is an arithmetic number, because the mean of its divisors is an integer number (4271040900).

Almost surely, 2^94204489821 is an apocalyptic number.

It is an amenable number.

94204489821 is a deficient number, since it is larger than the sum of its proper divisors (42468818979).

94204489821 is a wasteful number, since it uses less digits than its factorization.

94204489821 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11677.

The product of its (nonzero) digits is 1327104, while the sum is 51.

The spelling of 94204489821 in words is "ninety-four billion, two hundred four million, four hundred eighty-nine thousand, eight hundred twenty-one".