1848396664769 has 8 divisors (see below), whose sum is σ = 1863286563840. Its totient is φ = 1833512009616.

The previous prime is 1848396664747. The next prime is 1848396664771. The reversal of 1848396664769 is 9674666938481.

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 1848396664769 - 2¹⁶ = 1848396599233 is a prime.

It is a super-2 number, since 2×1848396664769² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1848396664769.

It is not an unprimeable number, because it can be changed into a prime (1848396664789) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 601634 + ... + 2014635.

It is an arithmetic number, because the mean of its divisors is an integer number (232910820480).

Almost surely, 2^{1848396664769} is an apocalyptic number.

It is an amenable number.

1848396664769 is a deficient number, since it is larger than the sum of its proper divisors (14889899071).

1848396664769 is a wasteful number, since it uses less digits than its factorization.

1848396664769 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2621959.

The product of its digits is 2257403904, while the sum is 77.

The spelling of 1848396664769 in words is "one trillion, eight hundred forty-eight billion, three hundred ninety-six million, six hundred sixty-four thousand, seven hundred sixty-nine".