4185258256642 has 8 divisors (see below), whose sum is σ = 6278221602576. Its totient is φ = 2092517722452.

The previous prime is 4185258256607. The next prime is 4185258256651. The reversal of 4185258256642 is 2466528525814.

It is a happy number.

4185258256642 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55655968 + ... + 55731115.

It is an arithmetic number, because the mean of its divisors is an integer number (784777700322).

Almost surely, 2^{4185258256642} is an apocalyptic number.

4185258256642 is a deficient number, since it is larger than the sum of its proper divisors (2092963345934).

4185258256642 is a wasteful number, since it uses less digits than its factorization.

4185258256642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111405872.

The product of its digits is 36864000, while the sum is 58.

The spelling of 4185258256642 in words is "four trillion, one hundred eighty-five billion, two hundred fifty-eight million, two hundred fifty-six thousand, six hundred forty-two".