42944220774 has 96 divisors (see below), whose sum is σ = 120545268480. Its totient is φ = 10729838016.

The previous prime is 42944220769. The next prime is 42944220811. The reversal of 42944220774 is 47702244924.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 658812 + ... + 721055.

It is an arithmetic number, because the mean of its divisors is an integer number (1255679880).

Almost surely, 2^42944220774 is an apocalyptic number.

42944220774 is an abundant number, since it is smaller than the sum of its proper divisors (77601047706).

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

42944220774 is a wasteful number, since it uses less digits than its factorization.

42944220774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1379914 (or 1379911 counting only the distinct ones).

The product of its (nonzero) digits is 903168, while the sum is 45.

The spelling of 42944220774 in words is "forty-two billion, nine hundred forty-four million, two hundred twenty thousand, seven hundred seventy-four".