99751123224672 has 384 divisors, whose sum is σ = 287608091904000. Its totient is φ = 30161538846720.

The previous prime is 99751123224601. The next prime is 99751123224673. The reversal of 99751123224672 is 27642232115799.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99751123224673) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2731168203 + ... + 2731204725.

It is an arithmetic number, because the mean of its divisors is an integer number (748979406000).

Almost surely, 2^{99751123224672} 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 99751123224672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (143804045952000).

99751123224672 is an abundant number, since it is smaller than the sum of its proper divisors (187856968679328).

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

99751123224672 is a wasteful number, since it uses less digits than its factorization.

99751123224672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37274 (or 37266 counting only the distinct ones).

The product of its digits is 22861440, while the sum is 60.

The spelling of 99751123224672 in words is "ninety-nine trillion, seven hundred fifty-one billion, one hundred twenty-three million, two hundred twenty-four thousand, six hundred seventy-two".