238298953271 has 4 divisors (see below), whose sum is σ = 238350728232. Its totient is φ = 238247178312.

The previous prime is 238298953241. The next prime is 238298953303. The reversal of 238298953271 is 172359892832.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-238298953271 is a prime.

It is a super-2 number, since 2×238298953271² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 238298953271.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (238298953241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25880576 + ... + 25889781.

It is an arithmetic number, because the mean of its divisors is an integer number (59587682058).

Almost surely, 2^238298953271 is an apocalyptic number.

238298953271 is a deficient number, since it is larger than the sum of its proper divisors (51774961).

238298953271 is an equidigital number, since it uses as much as digits as its factorization.

238298953271 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51774960.

The product of its digits is 13063680, while the sum is 59.

The spelling of 238298953271 in words is "two hundred thirty-eight billion, two hundred ninety-eight million, nine hundred fifty-three thousand, two hundred seventy-one".