238250395853 has 2 divisors, whose sum is σ = 238250395854. Its totient is φ = 238250395852.

The previous prime is 238250395847. The next prime is 238250395921. The reversal of 238250395853 is 358593052832.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 184278742729 + 53971653124 = 429277^2 + 232318^2 .

It is a cyclic number.

It is not a de Polignac number, because 238250395853 - 2¹⁶ = 238250330317 is a prime.

It is a super-2 number, since 2×238250395853² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 238250395795 and 238250395804.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (238250395843) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 119125197926 + 119125197927.

It is an arithmetic number, because the mean of its divisors is an integer number (119125197927).

Almost surely, 2^238250395853 is an apocalyptic number.

It is an amenable number.

238250395853 is a deficient number, since it is larger than the sum of its proper divisors (1).

238250395853 is an equidigital number, since it uses as much as digits as its factorization.

238250395853 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776000, while the sum is 53.

The spelling of 238250395853 in words is "two hundred thirty-eight billion, two hundred fifty million, three hundred ninety-five thousand, eight hundred fifty-three".