42441401983 has 2 divisors, whose sum is σ = 42441401984. Its totient is φ = 42441401982.

The previous prime is 42441401971. The next prime is 42441402013. The reversal of 42441401983 is 38910414424.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42441401983 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42441401923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21220700991 + 21220700992.

It is an arithmetic number, because the mean of its divisors is an integer number (21220700992).

Almost surely, 2^42441401983 is an apocalyptic number.

42441401983 is a deficient number, since it is larger than the sum of its proper divisors (1).

42441401983 is an equidigital number, since it uses as much as digits as its factorization.

42441401983 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 110592, while the sum is 40.

The spelling of 42441401983 in words is "forty-two billion, four hundred forty-one million, four hundred one thousand, nine hundred eighty-three".