4445642340434 has 8 divisors (see below), whose sum is σ = 6673034086320. Its totient is φ = 2221297644996.

The previous prime is 4445642340401. The next prime is 4445642340449. The reversal of 4445642340434 is 4340432465444.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 761758964 + ... + 761764799.

It is an arithmetic number, because the mean of its divisors is an integer number (834129260790).

Almost surely, 2^{4445642340434} is an apocalyptic number.

4445642340434 is a deficient number, since it is larger than the sum of its proper divisors (2227391745886).

4445642340434 is a wasteful number, since it uses less digits than its factorization.

4445642340434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1523525224.

The product of its (nonzero) digits is 8847360, while the sum is 47.

The spelling of 4445642340434 in words is "four trillion, four hundred forty-five billion, six hundred forty-two million, three hundred forty thousand, four hundred thirty-four".