243006240734160 has 80 divisors (see below), whose sum is σ = 753537765585600. Its totient is φ = 64782875438080.

The previous prime is 243006240734099. The next prime is 243006240734167. The reversal of 243006240734160 is 61437042600342.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-4 number, since 4×243006240734160⁴ (a number of 59 digits) contains 4444 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243006240734167) 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, 145957686 + ... + 147613205.

It is an arithmetic number, because the mean of its divisors is an integer number (9419222069820).

Almost surely, 2^{243006240734160} is an apocalyptic number.

243006240734160 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

243006240734160 is an abundant number, since it is smaller than the sum of its proper divisors (510531524851440).

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

243006240734160 is a wasteful number, since it uses less digits than its factorization.

243006240734160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 293574356 (or 293574350 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 42.

The spelling of 243006240734160 in words is "two hundred forty-three trillion, six billion, two hundred forty million, seven hundred thirty-four thousand, one hundred sixty".