78533452048583 has 4 divisors (see below), whose sum is σ = 89752516626960. Its totient is φ = 67314387470208.

The previous prime is 78533452048529. The next prime is 78533452048607. The reversal of 78533452048583 is 38584025433587.

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 78533452048583 - 2⁴⁰ = 77433940420807 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 (78533452948583) 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, 5609532289178 + ... + 5609532289191.

It is an arithmetic number, because the mean of its divisors is an integer number (22438129156740).

Almost surely, 2^{78533452048583} is an apocalyptic number.

78533452048583 is a deficient number, since it is larger than the sum of its proper divisors (11219064578377).

78533452048583 is a wasteful number, since it uses less digits than its factorization.

78533452048583 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11219064578376.

The product of its (nonzero) digits is 387072000, while the sum is 65.

The spelling of 78533452048583 in words is "seventy-eight trillion, five hundred thirty-three billion, four hundred fifty-two million, forty-eight thousand, five hundred eighty-three".