99292421471 has 2 divisors, whose sum is σ = 99292421472. Its totient is φ = 99292421470.

The previous prime is 99292421443. The next prime is 99292421489. The reversal of 99292421471 is 17412429299.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-99292421471 is a prime.

It is a super-3 number, since 3×99292421471³ (a number of 34 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99292421401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49646210735 + 49646210736.

It is an arithmetic number, because the mean of its divisors is an integer number (49646210736).

Almost surely, 2^99292421471 is an apocalyptic number.

99292421471 is a deficient number, since it is larger than the sum of its proper divisors (1).

99292421471 is an equidigital number, since it uses as much as digits as its factorization.

99292421471 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 653184, while the sum is 50.

The spelling of 99292421471 in words is "ninety-nine billion, two hundred ninety-two million, four hundred twenty-one thousand, four hundred seventy-one".