42001444367 has 2 divisors, whose sum is σ = 42001444368. Its totient is φ = 42001444366.

The previous prime is 42001444313. The next prime is 42001444423. The reversal of 42001444367 is 76344410024.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42001444367 - 2²⁰ = 42000395791 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42001444567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21000722183 + 21000722184.

It is an arithmetic number, because the mean of its divisors is an integer number (21000722184).

Almost surely, 2^42001444367 is an apocalyptic number.

42001444367 is a deficient number, since it is larger than the sum of its proper divisors (1).

42001444367 is an equidigital number, since it uses as much as digits as its factorization.

42001444367 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64512, while the sum is 35.

The spelling of 42001444367 in words is "forty-two billion, one million, four hundred forty-four thousand, three hundred sixty-seven".