238636604445 has 32 divisors (see below), whose sum is σ = 383524872192. Its totient is φ = 126704734272.

The previous prime is 238636604419. The next prime is 238636604501. The reversal of 238636604445 is 544406636832.

It is not a de Polignac number, because 238636604445 - 2²² = 238632410141 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6162514 + ... + 6201116.

It is an arithmetic number, because the mean of its divisors is an integer number (11985152256).

Almost surely, 2^238636604445 is an apocalyptic number.

It is an amenable number.

238636604445 is a deficient number, since it is larger than the sum of its proper divisors (144888267747).

238636604445 is a wasteful number, since it uses less digits than its factorization.

238636604445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40441.

The product of its (nonzero) digits is 9953280, while the sum is 51.

The spelling of 238636604445 in words is "two hundred thirty-eight billion, six hundred thirty-six million, six hundred four thousand, four hundred forty-five".