42992499827 has 2 divisors, whose sum is σ = 42992499828. Its totient is φ = 42992499826.

The previous prime is 42992499799. The next prime is 42992499839. The reversal of 42992499827 is 72899429924.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42992499827 - 2³⁰ = 41918758003 is a prime.

It is not a weakly prime, because it can be changed into another prime (42992498827) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21496249913 + 21496249914.

It is an arithmetic number, because the mean of its divisors is an integer number (21496249914).

Almost surely, 2^42992499827 is an apocalyptic number.

42992499827 is a deficient number, since it is larger than the sum of its proper divisors (1).

42992499827 is an equidigital number, since it uses as much as digits as its factorization.

42992499827 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 47029248, while the sum is 65.

The spelling of 42992499827 in words is "forty-two billion, nine hundred ninety-two million, four hundred ninety-nine thousand, eight hundred twenty-seven".