9999025152 has 176 divisors, whose sum is σ = 28410918912. Its totient is φ = 3119226880.

The previous prime is 9999025123. The next prime is 9999025229. The reversal of 9999025152 is 2515209999.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 9999025095 and 9999025104.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3319327 + ... + 3322337.

Almost surely, 2^9999025152 is an apocalyptic number.

9999025152 is a gapful number since it is divisible by the number (92) 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 9999025152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14205459456).

9999025152 is an abundant number, since it is smaller than the sum of its proper divisors (18411893760).

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

9999025152 is a wasteful number, since it uses less digits than its factorization.

9999025152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3104 (or 3086 counting only the distinct ones).

The product of its (nonzero) digits is 656100, while the sum is 51.

The square root of 9999025152 is about 99995.1256412031. The cubic root of 9999025152 is about 2154.3646795452.

The spelling of 9999025152 in words is "nine billion, nine hundred ninety-nine million, twenty-five thousand, one hundred fifty-two".