94207573821 has 16 divisors (see below), whose sum is σ = 132244313600. Its totient is φ = 59489099568.

The previous prime is 94207573819. The next prime is 94207573843. The reversal of 94207573821 is 12837570249.

It is a happy number.

It is not a de Polignac number, because 94207573821 - 2¹ = 94207573819 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (94207575821) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 190320 + ... + 473958.

It is an arithmetic number, because the mean of its divisors is an integer number (8265269600).

Almost surely, 2^94207573821 is an apocalyptic number.

It is an amenable number.

94207573821 is a deficient number, since it is larger than the sum of its proper divisors (38036739779).

94207573821 is a wasteful number, since it uses less digits than its factorization.

94207573821 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 289488.

The product of its (nonzero) digits is 846720, while the sum is 48.

The spelling of 94207573821 in words is "ninety-four billion, two hundred seven million, five hundred seventy-three thousand, eight hundred twenty-one".