243001024406645 has 32 divisors (see below), whose sum is σ = 301146197130240. Its totient is φ = 188043291072000.

The previous prime is 243001024406603. The next prime is 243001024406653. The reversal of 243001024406645 is 546604420100342.

243001024406645 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-243001024406645 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6192509225 + ... + 6192548465.

It is an arithmetic number, because the mean of its divisors is an integer number (9410818660320).

Almost surely, 2^{243001024406645} is an apocalyptic number.

It is an amenable number.

243001024406645 is a deficient number, since it is larger than the sum of its proper divisors (58145172723595).

243001024406645 is a wasteful number, since it uses less digits than its factorization.

243001024406645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56637.

The product of its (nonzero) digits is 552960, while the sum is 41.

Adding to 243001024406645 its reverse (546604420100342), we get a palindrome (789605444506987).

The spelling of 243001024406645 in words is "two hundred forty-three trillion, one billion, twenty-four million, four hundred six thousand, six hundred forty-five".