2228367387832 has 32 divisors (see below), whose sum is σ = 4191013775520. Its totient is φ = 1110764390400.

The previous prime is 2228367387797. The next prime is 2228367387863. The reversal of 2228367387832 is 2387837638222.

It is a super-2 number, since 2×2228367387832² (a number of 25 digits) contains 22 as substring.

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, 30565888 + ... + 30638704.

It is an arithmetic number, because the mean of its divisors is an integer number (130969180485).

Almost surely, 2^{2228367387832} is an apocalyptic number.

It is an amenable number.

2228367387832 is a deficient number, since it is larger than the sum of its proper divisors (1962646387688).

2228367387832 is a wasteful number, since it uses less digits than its factorization.

2228367387832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84511 (or 84507 counting only the distinct ones).

The product of its digits is 65028096, while the sum is 61.

The spelling of 2228367387832 in words is "two trillion, two hundred twenty-eight billion, three hundred sixty-seven million, three hundred eighty-seven thousand, eight hundred thirty-two".