4227622597878 has 32 divisors (see below), whose sum is σ = 8747573875200. Its totient is φ = 1360494625056.

The previous prime is 4227622597819. The next prime is 4227622597879. The reversal of 4227622597878 is 8787952267224.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4227622597879) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 929443 + ... + 3052721.

It is an arithmetic number, because the mean of its divisors is an integer number (273361683600).

Almost surely, 2^{4227622597878} is an apocalyptic number.

4227622597878 is an abundant number, since it is smaller than the sum of its proper divisors (4519951277322).

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

4227622597878 is a wasteful number, since it uses less digits than its factorization.

4227622597878 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2134756.

The product of its digits is 379330560, while the sum is 69.

The spelling of 4227622597878 in words is "four trillion, two hundred twenty-seven billion, six hundred twenty-two million, five hundred ninety-seven thousand, eight hundred seventy-eight".