8402657544109 has 8 divisors (see below), whose sum is σ = 8600549846400. Its totient is φ = 8205561590016.

The previous prime is 8402657544107. The next prime is 8402657544137. The reversal of 8402657544109 is 9014457562048.

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

It is a cyclic number.

It is not a de Polignac number, because 8402657544109 - 2¹ = 8402657544107 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 8402657544109.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8402657544101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 199065699 + ... + 199107904.

It is an arithmetic number, because the mean of its divisors is an integer number (1075068730800).

Almost surely, 2^{8402657544109} is an apocalyptic number.

It is an amenable number.

8402657544109 is a deficient number, since it is larger than the sum of its proper divisors (197892302291).

8402657544109 is a wasteful number, since it uses less digits than its factorization.

8402657544109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 398174099.

The product of its (nonzero) digits is 9676800, while the sum is 55.

The spelling of 8402657544109 in words is "eight trillion, four hundred two billion, six hundred fifty-seven million, five hundred forty-four thousand, one hundred nine".