238334056081 has 16 divisors (see below), whose sum is σ = 266071120128. Its totient is φ = 211609616400.

The previous prime is 238334056043. The next prime is 238334056151. The reversal of 238334056081 is 180650433832.

It is a cyclic number.

It is not a de Polignac number, because 238334056081 - 2²¹ = 238331958929 is a prime.

It is a super-2 number, since 2×238334056081² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is not an unprimeable number, because it can be changed into a prime (238334056021) 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, 9687526 + ... + 9712096.

It is an arithmetic number, because the mean of its divisors is an integer number (16629445008).

Almost surely, 2^238334056081 is an apocalyptic number.

It is an amenable number.

238334056081 is a deficient number, since it is larger than the sum of its proper divisors (27737064047).

238334056081 is a wasteful number, since it uses less digits than its factorization.

238334056081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45132.

The product of its (nonzero) digits is 414720, while the sum is 43.

The spelling of 238334056081 in words is "two hundred thirty-eight billion, three hundred thirty-four million, fifty-six thousand, eighty-one".