84557043602 has 8 divisors (see below), whose sum is σ = 126915693696. Its totient is φ = 42251812372.

The previous prime is 84557043569. The next prime is 84557043607. The reversal of 84557043602 is 20634075548.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (84557043607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13350758 + ... + 13357089.

It is an arithmetic number, because the mean of its divisors is an integer number (15864461712).

Almost surely, 2^84557043602 is an apocalyptic number.

84557043602 is a deficient number, since it is larger than the sum of its proper divisors (42358650094).

84557043602 is a wasteful number, since it uses less digits than its factorization.

84557043602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26709432.

The product of its (nonzero) digits is 806400, while the sum is 44.

The spelling of 84557043602 in words is "eighty-four billion, five hundred fifty-seven million, forty-three thousand, six hundred two".