243450063003642 has 96 divisors (see below), whose sum is σ = 562571065566720. Its totient is φ = 69461187910560.

The previous prime is 243450063003629. The next prime is 243450063003713. The reversal of 243450063003642 is 246300360054342.

It is a junction number, because it is equal to n+sod(n) for n = 243450063003594 and 243450063003603.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 29664043 + ... + 36971009.

It is an arithmetic number, because the mean of its divisors is an integer number (5860115266320).

Almost surely, 2^{243450063003642} is an apocalyptic number.

243450063003642 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 243450063003642, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (281285532783360).

243450063003642 is an abundant number, since it is smaller than the sum of its proper divisors (319121002563078).

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

243450063003642 is a wasteful number, since it uses less digits than its factorization.

243450063003642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7307328 (or 7307165 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 42.

The spelling of 243450063003642 in words is "two hundred forty-three trillion, four hundred fifty billion, sixty-three million, three thousand, six hundred forty-two".