42444420620 has 24 divisors (see below), whose sum is σ = 101866609824. Its totient is φ = 14552372736.

The previous prime is 42444420583. The next prime is 42444420643. The reversal of 42444420620 is 2602444424.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 151587077 + ... + 151587356.

It is an arithmetic number, because the mean of its divisors is an integer number (4244442076).

Almost surely, 2^42444420620 is an apocalyptic number.

It is an amenable number.

42444420620 is an abundant number, since it is smaller than the sum of its proper divisors (59422189204).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42444420620 is a wasteful number, since it uses less digits than its factorization.

42444420620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303174449 (or 303174447 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 32.

The spelling of 42444420620 in words is "forty-two billion, four hundred forty-four million, four hundred twenty thousand, six hundred twenty".