14531728703488 has 272 divisors, whose sum is σ = 31438115444736. Its totient is φ = 6697239183360.

The previous prime is 14531728703483. The next prime is 14531728703561. The reversal of 14531728703488 is 88430782713541.

It is a super-2 number, since 2×14531728703488² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14531728703483) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 14345240070 + ... + 14345241082.

Almost surely, 2^{14531728703488} 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 14531728703488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15719057722368).

14531728703488 is an abundant number, since it is smaller than the sum of its proper divisors (16906386741248).

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

14531728703488 is an equidigital number, since it uses as much as digits as its factorization.

14531728703488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1406 (or 1376 counting only the distinct ones).

The product of its (nonzero) digits is 36126720, while the sum is 61.

The spelling of 14531728703488 in words is "fourteen trillion, five hundred thirty-one billion, seven hundred twenty-eight million, seven hundred three thousand, four hundred eighty-eight".