9372218942464 has 297 divisors, whose sum is σ = 22201804149777. Its totient is φ = 3942897573888.

The previous prime is 9372218942441. The next prime is 9372218942473. The reversal of 9372218942464 is 4642498122739.

The square root of 9372218942464 is 3061408.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 8525465625600 + 846753316864 = 2919840^2 + 920192^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 54174675882 + ... + 54174676054.

Almost surely, 2^{9372218942464} is an apocalyptic number.

9372218942464 is the 3061408-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9372218942464

9372218942464 is an abundant number, since it is smaller than the sum of its proper divisors (12829585207313).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9372218942464 is an frugal number, since it uses more digits than its factorization.

9372218942464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 538 (or 261 counting only the distinct ones).

The product of its digits is 41803776, while the sum is 61.

The spelling of 9372218942464 in words is "nine trillion, three hundred seventy-two billion, two hundred eighteen million, nine hundred forty-two thousand, four hundred sixty-four".