442861274810167 has 2 divisors, whose sum is σ = 442861274810168. Its totient is φ = 442861274810166.

The previous prime is 442861274810131. The next prime is 442861274810191. The reversal of 442861274810167 is 761018472168244.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 442861274810167 - 2⁷ = 442861274810039 is a prime.

It is a super-2 number, since 2×442861274810167² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (442861272810167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 221430637405083 + 221430637405084.

It is an arithmetic number, because the mean of its divisors is an integer number (221430637405084).

Almost surely, 2^{442861274810167} is an apocalyptic number.

442861274810167 is a deficient number, since it is larger than the sum of its proper divisors (1).

442861274810167 is an equidigital number, since it uses as much as digits as its factorization.

442861274810167 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28901376, while the sum is 61.

The spelling of 442861274810167 in words is "four hundred forty-two trillion, eight hundred sixty-one billion, two hundred seventy-four million, eight hundred ten thousand, one hundred sixty-seven".