99292421443 has 2 divisors, whose sum is σ = 99292421444. Its totient is φ = 99292421442.

The previous prime is 99292421401. The next prime is 99292421471. The reversal of 99292421443 is 34412429299.

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-99292421443 is a prime.

It is not a weakly prime, because it can be changed into another prime (99292421143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49646210721 + 49646210722.

It is an arithmetic number, because the mean of its divisors is an integer number (49646210722).

Almost surely, 2^99292421443 is an apocalyptic number.

99292421443 is a deficient number, since it is larger than the sum of its proper divisors (1).

99292421443 is an equidigital number, since it uses as much as digits as its factorization.

99292421443 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1119744, while the sum is 49.

The spelling of 99292421443 in words is "ninety-nine billion, two hundred ninety-two million, four hundred twenty-one thousand, four hundred forty-three".