3228637638144 has 40 divisors (see below), whose sum is σ = 8601292461960. Its totient is φ = 1076212545536.

The previous prime is 3228637638119. The next prime is 3228637638167. The reversal of 3228637638144 is 4418367368223.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1050987279 + ... + 1050990350.

It is an arithmetic number, because the mean of its divisors is an integer number (215032311549).

Almost surely, 2^{3228637638144} is an apocalyptic number.

It is an amenable number.

3228637638144 is an abundant number, since it is smaller than the sum of its proper divisors (5372654823816).

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

3228637638144 is an equidigital number, since it uses as much as digits as its factorization.

3228637638144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2101977650 (or 2101977634 counting only the distinct ones).

The product of its digits is 27869184, while the sum is 57.

The spelling of 3228637638144 in words is "three trillion, two hundred twenty-eight billion, six hundred thirty-seven million, six hundred thirty-eight thousand, one hundred forty-four".