42971444366 has 8 divisors (see below), whose sum is σ = 64458429264. Its totient is φ = 21485301280.

The previous prime is 42971444333. The next prime is 42971444371. The reversal of 42971444366 is 66344417924.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61850 + ... + 299613.

It is an arithmetic number, because the mean of its divisors is an integer number (8057303658).

Almost surely, 2^42971444366 is an apocalyptic number.

42971444366 is a deficient number, since it is larger than the sum of its proper divisors (21486984898).

42971444366 is a wasteful number, since it uses less digits than its factorization.

42971444366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 420906.

The product of its digits is 3483648, while the sum is 50.

The spelling of 42971444366 in words is "forty-two billion, nine hundred seventy-one million, four hundred forty-four thousand, three hundred sixty-six".