84542624548 has 6 divisors (see below), whose sum is σ = 147949592966. Its totient is φ = 42271312272.

The previous prime is 84542624519. The next prime is 84542624549.

84542624548 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in only one way, i.e., 78135902784 + 6406721764 = 279528^2 + 80042^2 .

It is a junction number, because it is equal to n+sod(n) for n = 84542624495 and 84542624504.

It is not an unprimeable number, because it can be changed into a prime (84542624549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10567828065 + ... + 10567828072.

Almost surely, 2^84542624548 is an apocalyptic number.

It is an amenable number.

84542624548 is a deficient number, since it is larger than the sum of its proper divisors (63406968418).

84542624548 is a wasteful number, since it uses less digits than its factorization.

84542624548 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21135656141 (or 21135656139 counting only the distinct ones).

The product of its digits is 9830400, while the sum is 52.

The spelling of 84542624548 in words is "eighty-four billion, five hundred forty-two million, six hundred twenty-four thousand, five hundred forty-eight".