20048743574663 has 4 divisors (see below), whose sum is σ = 20068379955288. Its totient is φ = 20029107194040.

The previous prime is 20048743574647. The next prime is 20048743574683. The reversal of 20048743574663 is 36647534784002.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 20048743574663 - 2⁴ = 20048743574647 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20048743574603) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9818188781 + ... + 9818190822.

It is an arithmetic number, because the mean of its divisors is an integer number (5017094988822).

Almost surely, 2^{20048743574663} is an apocalyptic number.

20048743574663 is a deficient number, since it is larger than the sum of its proper divisors (19636380625).

20048743574663 is a wasteful number, since it uses less digits than its factorization.

20048743574663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19636380624.

The product of its (nonzero) digits is 81285120, while the sum is 59.

The spelling of 20048743574663 in words is "twenty trillion, forty-eight billion, seven hundred forty-three million, five hundred seventy-four thousand, six hundred sixty-three".