3442158512491 has 2 divisors, whose sum is σ = 3442158512492. Its totient is φ = 3442158512490.

The previous prime is 3442158512423. The next prime is 3442158512497. The reversal of 3442158512491 is 1942158512443.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3442158512491 - 2²¹ = 3442156415339 is a prime.

It is a super-2 number, since 2×3442158512491² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3442158512497) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1721079256245 + 1721079256246.

It is an arithmetic number, because the mean of its divisors is an integer number (1721079256246).

Almost surely, 2^{3442158512491} is an apocalyptic number.

3442158512491 is a deficient number, since it is larger than the sum of its proper divisors (1).

3442158512491 is an equidigital number, since it uses as much as digits as its factorization.

3442158512491 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1382400, while the sum is 49.

The spelling of 3442158512491 in words is "three trillion, four hundred forty-two billion, one hundred fifty-eight million, five hundred twelve thousand, four hundred ninety-one".