99725420002441 has 4 divisors (see below), whose sum is σ = 99725440003732. Its totient is φ = 99725400001152.

The previous prime is 99725420002433. The next prime is 99725420002619. The reversal of 99725420002441 is 14420002452799.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 62334640962441 + 37390779040000 = 7895229^2 + 6114800^2 .

It is a cyclic number.

It is not a de Polignac number, because 99725420002441 - 2³ = 99725420002433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99725420002141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4196065 + ... + 14732881.

It is an arithmetic number, because the mean of its divisors is an integer number (24931360000933).

Almost surely, 2^{99725420002441} is an apocalyptic number.

It is an amenable number.

99725420002441 is a deficient number, since it is larger than the sum of its proper divisors (20001291).

99725420002441 is a wasteful number, since it uses less digits than its factorization.

99725420002441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20001290.

The product of its (nonzero) digits is 1451520, while the sum is 49.

The spelling of 99725420002441 in words is "ninety-nine trillion, seven hundred twenty-five billion, four hundred twenty million, two thousand, four hundred forty-one".