9805222720504 has 64 divisors (see below), whose sum is σ = 18544160736000. Its totient is φ = 4860250020864.

The previous prime is 9805222720499. The next prime is 9805222720537. The reversal of 9805222720504 is 4050272225089.

It is a super-2 number, since 2×9805222720504² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2375869689 + ... + 2375873815.

It is an arithmetic number, because the mean of its divisors is an integer number (289752511500).

Almost surely, 2^{9805222720504} is an apocalyptic number.

It is an amenable number.

9805222720504 is a deficient number, since it is larger than the sum of its proper divisors (8738938015496).

9805222720504 is a wasteful number, since it uses less digits than its factorization.

9805222720504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7672 (or 7668 counting only the distinct ones).

The product of its (nonzero) digits is 806400, while the sum is 46.

The spelling of 9805222720504 in words is "nine trillion, eight hundred five billion, two hundred twenty-two million, seven hundred twenty thousand, five hundred four".