143212248305424 has 135 divisors (see below), whose sum is σ = 411935745735423. Its totient is φ = 46445492399616.

The previous prime is 143212248305411. The next prime is 143212248305437. The reversal of 143212248305424 is 424503842212341.

The square root of 143212248305424 is 11967132.

It is a perfect power (a square), and thus also a powerful number.

143212248305424 is a `hidden beast` number, since 1 + 4 + 3 + 2 + 1 + 2 + 24 + 83 + 0 + 542 + 4 = 666.

143212248305424 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (143212248305411) and next prime (143212248305437).

It can be written as a sum of positive squares in 4 ways, for example, as 52049471979024 + 91162776326400 = 7214532^2 + 9547920^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 143212248305424.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 5313393132 + ... + 5313420084.

Almost surely, 2^{143212248305424} is an apocalyptic number.

143212248305424 is the 11967132-nd square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 143212248305424

143212248305424 is an abundant number, since it is smaller than the sum of its proper divisors (268723497429999).

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

143212248305424 is an frugal number, since it uses more digits than its factorization.

143212248305424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53994 (or 26995 counting only the distinct ones).

The product of its (nonzero) digits is 1474560, while the sum is 45.

The spelling of 143212248305424 in words is "one hundred forty-three trillion, two hundred twelve billion, two hundred forty-eight million, three hundred five thousand, four hundred twenty-four".