42840426976 has 12 divisors (see below), whose sum is σ = 84342090672. Its totient is φ = 21420213472.

The previous prime is 42840426973. The next prime is 42840426977. The reversal of 42840426976 is 67962404824.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42840426971) 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, 669381640 + ... + 669381703.

It is an arithmetic number, because the mean of its divisors is an integer number (7028507556).

Almost surely, 2^42840426976 is an apocalyptic number.

It is an amenable number.

42840426976 is a deficient number, since it is larger than the sum of its proper divisors (41501663696).

42840426976 is a wasteful number, since it uses less digits than its factorization.

42840426976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1338763353 (or 1338763345 counting only the distinct ones).

The product of its (nonzero) digits is 4644864, while the sum is 52.

The spelling of 42840426976 in words is "forty-two billion, eight hundred forty million, four hundred twenty-six thousand, nine hundred seventy-six".