9320216451840 has 720 divisors, whose sum is σ = 38573094244608. Its totient is φ = 2104654897152.

The previous prime is 9320216451781. The next prime is 9320216451899. The reversal of 9320216451840 is 481546120239.

9320216451840 is a `hidden beast` number, since 9 + 32 + 0 + 2 + 1 + 64 + 518 + 40 = 666.

It is an interprime number because it is at equal distance from previous prime (9320216451781) and next prime (9320216451899).

It is a tau number, because it is divible by the number of its divisors (720).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 60160719 + ... + 60315441.

Almost surely, 2^{9320216451840} is an apocalyptic number.

9320216451840 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9320216451840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19286547122304).

9320216451840 is an abundant number, since it is smaller than the sum of its proper divisors (29252877792768).

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

9320216451840 is a wasteful number, since it uses less digits than its factorization.

9320216451840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154846 (or 154823 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 45.

The spelling of 9320216451840 in words is "nine trillion, three hundred twenty billion, two hundred sixteen million, four hundred fifty-one thousand, eight hundred forty".