84428517588748 has 12 divisors (see below), whose sum is σ = 147749970170880. Its totient is φ = 42214240397072.

The previous prime is 84428517588637. The next prime is 84428517588757. The reversal of 84428517588748 is 84788571582448.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15125493 + ... + 19940851.

It is an arithmetic number, because the mean of its divisors is an integer number (12312497514240).

Almost surely, 2^{84428517588748} is an apocalyptic number.

It is an amenable number.

84428517588748 is a deficient number, since it is larger than the sum of its proper divisors (63321452582132).

84428517588748 is a wasteful number, since it uses less digits than its factorization.

84428517588748 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9198656 (or 9198654 counting only the distinct ones).

The product of its digits is 5138022400, while the sum is 79.

The spelling of 84428517588748 in words is "eighty-four trillion, four hundred twenty-eight billion, five hundred seventeen million, five hundred eighty-eight thousand, seven hundred forty-eight".