8644417340542 has 8 divisors (see below), whose sum is σ = 12972236846832. Its totient is φ = 4320338391600.

The previous prime is 8644417340459. The next prime is 8644417340567. The reversal of 8644417340542 is 2450437144468.

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

It is a self number, because there is not a number n which added to its sum of digits gives 8644417340542.

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, 935133559 + ... + 935142802.

It is an arithmetic number, because the mean of its divisors is an integer number (1621529605854).

Almost surely, 2^{8644417340542} is an apocalyptic number.

8644417340542 is a deficient number, since it is larger than the sum of its proper divisors (4327819506290).

8644417340542 is a wasteful number, since it uses less digits than its factorization.

8644417340542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1870278674.

The product of its (nonzero) digits is 10321920, while the sum is 52.

The spelling of 8644417340542 in words is "eight trillion, six hundred forty-four billion, four hundred seventeen million, three hundred forty thousand, five hundred forty-two".