52220455012 has 48 divisors (see below), whose sum is σ = 102031114752. Its totient is φ = 23184046080.

The previous prime is 52220455009. The next prime is 52220455031. The reversal of 52220455012 is 21055402225.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 469828 + ... + 570244.

It is an arithmetic number, because the mean of its divisors is an integer number (2125648224).

Almost surely, 2^52220455012 is an apocalyptic number.

It is an amenable number.

52220455012 is a deficient number, since it is larger than the sum of its proper divisors (49810659740).

52220455012 is a wasteful number, since it uses less digits than its factorization.

52220455012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100708 (or 100706 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 28.

Adding to 52220455012 its reverse (21055402225), we get a palindrome (73275857237).

The spelling of 52220455012 in words is "fifty-two billion, two hundred twenty million, four hundred fifty-five thousand, twelve".