3223255501144 has 128 divisors (see below), whose sum is σ = 7637535360000. Its totient is φ = 1243387943424.

The previous prime is 3223255501139. The next prime is 3223255501171. The reversal of 3223255501144 is 4411055523223.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3204342 + ... + 4088314.

It is an arithmetic number, because the mean of its divisors is an integer number (59668245000).

Almost surely, 2^{3223255501144} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3223255501144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3818767680000).

3223255501144 is an abundant number, since it is smaller than the sum of its proper divisors (4414279858856).

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

3223255501144 is a wasteful number, since it uses less digits than its factorization.

3223255501144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 884177 (or 884173 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 37.

The spelling of 3223255501144 in words is "three trillion, two hundred twenty-three billion, two hundred fifty-five million, five hundred one thousand, one hundred forty-four".