78582554282 has 4 divisors (see below), whose sum is σ = 117873831426. Its totient is φ = 39291277140.

The previous prime is 78582554273. The next prime is 78582554287. The reversal of 78582554282 is 28245528587.

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

It can be written as a sum of positive squares in only one way, i.e., 39864514921 + 38718039361 = 199661^2 + 196769^2 .

It is not an unprimeable number, because it can be changed into a prime (78582554287) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19645638569 + ... + 19645638572.

Almost surely, 2^78582554282 is an apocalyptic number.

78582554282 is a deficient number, since it is larger than the sum of its proper divisors (39291277144).

78582554282 is a wasteful number, since it uses less digits than its factorization.

78582554282 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39291277143.

The product of its digits is 14336000, while the sum is 56.

The spelling of 78582554282 in words is "seventy-eight billion, five hundred eighty-two million, five hundred fifty-four thousand, two hundred eighty-two".