83855884528 has 40 divisors (see below), whose sum is σ = 175430351600. Its totient is φ = 38600561664.

The previous prime is 83855884517. The next prime is 83855884537. The reversal of 83855884528 is 82548855838.

It is a self number, because there is not a number n which added to its sum of digits gives 83855884528.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 453033 + ... + 610696.

It is an arithmetic number, because the mean of its divisors is an integer number (4385758790).

Almost surely, 2^83855884528 is an apocalyptic number.

It is an amenable number.

83855884528 is an abundant number, since it is smaller than the sum of its proper divisors (91574467072).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

83855884528 is a wasteful number, since it uses less digits than its factorization.

83855884528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1064129 (or 1064123 counting only the distinct ones).

The product of its digits is 98304000, while the sum is 64.

The spelling of 83855884528 in words is "eighty-three billion, eight hundred fifty-five million, eight hundred eighty-four thousand, five hundred twenty-eight".