238896209204 has 6 divisors (see below), whose sum is σ = 418068366114. Its totient is φ = 119448104600.

The previous prime is 238896209191. The next prime is 238896209207. The reversal of 238896209204 is 402902698832.

It can be written as a sum of positive squares in only one way, i.e., 168247632400 + 70648576804 = 410180^2 + 265798^2 .

It is a super-4 number, since 4×238896209204⁴ (a number of 47 digits) contains 4444 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (238896209207) by changing a digit.

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 as a sum of consecutive naturals, namely, 29862026147 + ... + 29862026154.

It is an arithmetic number, because the mean of its divisors is an integer number (69678061019).

Almost surely, 2^238896209204 is an apocalyptic number.

It is an amenable number.

238896209204 is a deficient number, since it is larger than the sum of its proper divisors (179172156910).

238896209204 is a wasteful number, since it uses less digits than its factorization.

238896209204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59724052305 (or 59724052303 counting only the distinct ones).

The product of its (nonzero) digits is 2985984, while the sum is 53.

The spelling of 238896209204 in words is "two hundred thirty-eight billion, eight hundred ninety-six million, two hundred nine thousand, two hundred four".