9445678765442 has 16 divisors (see below), whose sum is σ = 14821409884032. Its totient is φ = 4506232948800.

The previous prime is 9445678765417. The next prime is 9445678765459. The reversal of 9445678765442 is 2445678765449.

9445678765442 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 256017518 + ... + 256054409.

It is an arithmetic number, because the mean of its divisors is an integer number (926338117752).

Almost surely, 2^{9445678765442} is an apocalyptic number.

9445678765442 is a deficient number, since it is larger than the sum of its proper divisors (5375731118590).

9445678765442 is a wasteful number, since it uses less digits than its factorization.

9445678765442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 512072353.

The product of its digits is 1625702400, while the sum is 71.

The spelling of 9445678765442 in words is "nine trillion, four hundred forty-five billion, six hundred seventy-eight million, seven hundred sixty-five thousand, four hundred forty-two".