8618254120444 has 12 divisors (see below), whose sum is σ = 15969117929184. Its totient is φ = 4055648997824.

The previous prime is 8618254120439. The next prime is 8618254120459. The reversal of 8618254120444 is 4440214528168.

It is a happy number.

It is a congruent number.

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, 63369515524 + ... + 63369515659.

It is an arithmetic number, because the mean of its divisors is an integer number (1330759827432).

Almost surely, 2^{8618254120444} is an apocalyptic number.

It is an amenable number.

8618254120444 is a deficient number, since it is larger than the sum of its proper divisors (7350863808740).

8618254120444 is a wasteful number, since it uses less digits than its factorization.

8618254120444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126739031204 (or 126739031202 counting only the distinct ones).

The product of its (nonzero) digits is 1966080, while the sum is 49.

The spelling of 8618254120444 in words is "eight trillion, six hundred eighteen billion, two hundred fifty-four million, one hundred twenty thousand, four hundred forty-four".