99867440714720 has 768 divisors, whose sum is σ = 293027957268480. Its totient is φ = 31386720927744.

The previous prime is 99867440714719. The next prime is 99867440714749. The reversal of 99867440714720 is 2741704476899.

It is a super-2 number, since 2×99867440714720² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (68).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 131925284582 + ... + 131925285338.

It is an arithmetic number, because the mean of its divisors is an integer number (381546819360).

Almost surely, 2^{99867440714720} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 99867440714720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (146513978634240).

99867440714720 is an abundant number, since it is smaller than the sum of its proper divisors (193160516553760).

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

99867440714720 is a wasteful number, since it uses less digits than its factorization.

99867440714720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1635 (or 1627 counting only the distinct ones).

The product of its (nonzero) digits is 170698752, while the sum is 68.

The spelling of 99867440714720 in words is "ninety-nine trillion, eight hundred sixty-seven billion, four hundred forty million, seven hundred fourteen thousand, seven hundred twenty".