2722146225636 has 12 divisors (see below), whose sum is σ = 6351674526512. Its totient is φ = 907382075208.

The previous prime is 2722146225517. The next prime is 2722146225637. The reversal of 2722146225636 is 6365226412272.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (2722146225637) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 113422759390 + ... + 113422759413.

Almost surely, 2^{2722146225636} is an apocalyptic number.

It is an amenable number.

2722146225636 is an abundant number, since it is smaller than the sum of its proper divisors (3629528300876).

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

2722146225636 is a wasteful number, since it uses less digits than its factorization.

2722146225636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226845518810 (or 226845518808 counting only the distinct ones).

The product of its digits is 2903040, while the sum is 48.

The spelling of 2722146225636 in words is "two trillion, seven hundred twenty-two billion, one hundred forty-six million, two hundred twenty-five thousand, six hundred thirty-six".