84282847642 has 16 divisors (see below), whose sum is σ = 144491147712. Its totient is φ = 36119653920.

The previous prime is 84282847633. The next prime is 84282847643. The reversal of 84282847642 is 24674828248.

It is a super-4 number, since 4×84282847642⁴ (a number of 45 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (84282847643) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 240093 + ... + 475615.

It is an arithmetic number, because the mean of its divisors is an integer number (9030696732).

Almost surely, 2^84282847642 is an apocalyptic number.

84282847642 is a deficient number, since it is larger than the sum of its proper divisors (60208300070).

84282847642 is a wasteful number, since it uses less digits than its factorization.

84282847642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 261093.

The product of its digits is 11010048, while the sum is 55.

The spelling of 84282847642 in words is "eighty-four billion, two hundred eighty-two million, eight hundred forty-seven thousand, six hundred forty-two".