99330250428 has 120 divisors (see below), whose sum is σ = 262186641024. Its totient is φ = 32790420000.

The previous prime is 99330250427. The next prime is 99330250429. The reversal of 99330250428 is 82405203399.

It is a happy number.

99330250428 is a `hidden beast` number, since 9 + 93 + 30 + 2 + 504 + 28 = 666.

It is an interprime number because it is at equal distance from previous prime (99330250427) and next prime (99330250429).

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99330250427) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 16973703 + ... + 16979553.

Almost surely, 2^99330250428 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 99330250428, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (131093320512).

99330250428 is an abundant number, since it is smaller than the sum of its proper divisors (162856390596).

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

99330250428 is a wasteful number, since it uses less digits than its factorization.

99330250428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6365 (or 6354 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 45.

The spelling of 99330250428 in words is "ninety-nine billion, three hundred thirty million, two hundred fifty thousand, four hundred twenty-eight".