42440884442 has 8 divisors (see below), whose sum is σ = 69448720032. Its totient is φ = 19291311100.

The previous prime is 42440884441. The next prime is 42440884471. The reversal of 42440884442 is 24448804424.

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

It is a junction number, because it is equal to n+sod(n) for n = 42440884393 and 42440884402.

It is not an unprimeable number, because it can be changed into a prime (42440884441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 964565534 + ... + 964565577.

It is an arithmetic number, because the mean of its divisors is an integer number (8681090004).

Almost surely, 2^42440884442 is an apocalyptic number.

42440884442 is a deficient number, since it is larger than the sum of its proper divisors (27007835590).

42440884442 is a wasteful number, since it uses less digits than its factorization.

42440884442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1929131124.

The product of its (nonzero) digits is 1048576, while the sum is 44.

The spelling of 42440884442 in words is "forty-two billion, four hundred forty million, eight hundred eighty-four thousand, four hundred forty-two".