99275604528 has 80 divisors (see below), whose sum is σ = 263259150336. Its totient is φ = 32218145280.

The previous prime is 99275604517. The next prime is 99275604551. The reversal of 99275604528 is 82540657299.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 906625 + ... + 1010207.

Almost surely, 2^99275604528 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 99275604528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (131629575168).

99275604528 is an abundant number, since it is smaller than the sum of its proper divisors (163983545808).

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

99275604528 is a wasteful number, since it uses less digits than its factorization.

99275604528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104122 (or 104116 counting only the distinct ones).

The product of its (nonzero) digits is 10886400, while the sum is 57.

It can be divided in two parts, 99 and 275604528, that multiplied together give a palindrome (27284848272).

The spelling of 99275604528 in words is "ninety-nine billion, two hundred seventy-five million, six hundred four thousand, five hundred twenty-eight".