99708228001 has 16 divisors (see below), whose sum is σ = 103848858448. Its totient is φ = 95644800000.

The previous prime is 99708227947. The next prime is 99708228019. The reversal of 99708228001 is 10082280799.

It can be written as a sum of positive squares in 8 ways, for example, as 4150580625 + 95557647376 = 64425^2 + 309124^2 .

It is a 3-Lehmer number, since φ(99708228001) divides (99708228001-1)³.

It is a cyclic number.

It is a Carmichael number.

It is a de Polignac number, because none of the positive numbers 2^k-99708228001 is a prime.

It is a deceptive number, since it divides R_99708228000.

It is not an unprimeable number, because it can be changed into a prime (99708228071) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8099551 + ... + 8111851.

It is an arithmetic number, because the mean of its divisors is an integer number (6490553653).

It is a Poulet number, since it divides 2^99708228000-1.

Almost surely, 2^99708228001 is an apocalyptic number.

It is an amenable number.

99708228001 is a deficient number, since it is larger than the sum of its proper divisors (4140630447).

99708228001 is a wasteful number, since it uses less digits than its factorization.

99708228001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15412.

The product of its (nonzero) digits is 145152, while the sum is 46.

The spelling of 99708228001 in words is "ninety-nine billion, seven hundred eight million, two hundred twenty-eight thousand, one".