99522350400 has 672 divisors, whose sum is σ = 376911876096. Its totient is φ = 22763520000.

The previous prime is 99522350371. The next prime is 99522350449. The reversal of 99522350400 is 405322599.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 67108059 + ... + 67109541.

It is an arithmetic number, because the mean of its divisors is an integer number (560880768).

Almost surely, 2^99522350400 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 99522350400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (188455938048).

99522350400 is an abundant number, since it is smaller than the sum of its proper divisors (277389525696).

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

99522350400 is a wasteful number, since it uses less digits than its factorization.

99522350400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1591 (or 1576 counting only the distinct ones).

The product of its (nonzero) digits is 97200, while the sum is 39.

Adding to 99522350400 its reverse (405322599), we get a palindrome (99927672999).

The spelling of 99522350400 in words is "ninety-nine billion, five hundred twenty-two million, three hundred fifty thousand, four hundred".