99902142041 has 8 divisors (see below), whose sum is σ = 110494677384. Its totient is φ = 89725000320.

The previous prime is 99902142037. The next prime is 99902142059. The reversal of 99902142041 is 14024120999.

It can be written as a sum of positive squares in 4 ways, for example, as 46654272016 + 53247870025 = 215996^2 + 230755^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 99902142041 - 2² = 99902142037 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 99902142041.

It is not an unprimeable number, because it can be changed into a prime (99902142061) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 103847900 + ... + 103848861.

It is an arithmetic number, because the mean of its divisors is an integer number (13811834673).

Almost surely, 2^99902142041 is an apocalyptic number.

It is an amenable number.

99902142041 is a deficient number, since it is larger than the sum of its proper divisors (10592535343).

99902142041 is a wasteful number, since it uses less digits than its factorization.

99902142041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207696811.

The product of its (nonzero) digits is 46656, while the sum is 41.

The spelling of 99902142041 in words is "ninety-nine billion, nine hundred two million, one hundred forty-two thousand, forty-one".