42668296044 has 24 divisors (see below), whose sum is σ = 108610208448. Its totient is φ = 12929786640.

The previous prime is 42668295959. The next prime is 42668296049. The reversal of 42668296044 is 44069286624.

It is not an unprimeable number, because it can be changed into a prime (42668296049) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 161622202 + ... + 161622465.

It is an arithmetic number, because the mean of its divisors is an integer number (4525425352).

Almost surely, 2^42668296044 is an apocalyptic number.

42668296044 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

42668296044 is an abundant number, since it is smaller than the sum of its proper divisors (65941912404).

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

42668296044 is a wasteful number, since it uses less digits than its factorization.

42668296044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 323244685 (or 323244683 counting only the distinct ones).

The product of its (nonzero) digits is 3981312, while the sum is 51.

The spelling of 42668296044 in words is "forty-two billion, six hundred sixty-eight million, two hundred ninety-six thousand, forty-four".