3144220432500 has 240 divisors, whose sum is σ = 10490831859200. Its totient is φ = 717756336000.

The previous prime is 3144220432489. The next prime is 3144220432523. The reversal of 3144220432500 is 52340224413.

It is a super-2 number, since 2×3144220432500² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 41279451 + ... + 41355549.

Almost surely, 2^{3144220432500} is an apocalyptic number.

3144220432500 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3144220432500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5245415929600).

3144220432500 is an abundant number, since it is smaller than the sum of its proper divisors (7346611426700).

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

3144220432500 is a wasteful number, since it uses less digits than its factorization.

3144220432500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76920 (or 76903 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 30.

Adding to 3144220432500 its reverse (52340224413), we get a palindrome (3196560656913).

The spelling of 3144220432500 in words is "three trillion, one hundred forty-four billion, two hundred twenty million, four hundred thirty-two thousand, five hundred".