42292488268691 has 2 divisors, whose sum is σ = 42292488268692. Its totient is φ = 42292488268690.

The previous prime is 42292488268643. The next prime is 42292488268801. The reversal of 42292488268691 is 19686288429224.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42292488268691 is a prime.

It is a super-2 number, since 2×42292488268691² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (42292488268091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21146244134345 + 21146244134346.

It is an arithmetic number, because the mean of its divisors is an integer number (21146244134346).

Almost surely, 2^{42292488268691} is an apocalyptic number.

42292488268691 is a deficient number, since it is larger than the sum of its proper divisors (1).

42292488268691 is an equidigital number, since it uses as much as digits as its factorization.

42292488268691 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 382205952, while the sum is 71.

The spelling of 42292488268691 in words is "forty-two trillion, two hundred ninety-two billion, four hundred eighty-eight million, two hundred sixty-eight thousand, six hundred ninety-one".