14215141431552 has 144 divisors (see below), whose sum is σ = 38093506109568. Its totient is φ = 4705825259520.

The previous prime is 14215141431527. The next prime is 14215141431553. The reversal of 14215141431552 is 25513414151241.

It is a super-2 number, since 2×14215141431552² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 14215141431552.

It is not an unprimeable number, because it can be changed into a prime (14215141431553) 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, 103214128 + ... + 103351760.

It is an arithmetic number, because the mean of its divisors is an integer number (264538236872).

Almost surely, 2^{14215141431552} is an apocalyptic number.

14215141431552 is a gapful number since it is divisible by the number (12) 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 14215141431552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19046753054784).

14215141431552 is an abundant number, since it is smaller than the sum of its proper divisors (23878364678016).

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

14215141431552 is a wasteful number, since it uses less digits than its factorization.

14215141431552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138576 (or 138562 counting only the distinct ones).

The product of its digits is 96000, while the sum is 39.

Adding to 14215141431552 its reverse (25513414151241), we get a palindrome (39728555582793).

The spelling of 14215141431552 in words is "fourteen trillion, two hundred fifteen billion, one hundred forty-one million, four hundred thirty-one thousand, five hundred fifty-two".