243550468151 has 2 divisors, whose sum is σ = 243550468152. Its totient is φ = 243550468150.

The previous prime is 243550468123. The next prime is 243550468169. The reversal of 243550468151 is 151864055342.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-243550468151 is a prime.

It is a super-3 number, since 3×243550468151³ (a number of 35 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (243550468121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121775234075 + 121775234076.

It is an arithmetic number, because the mean of its divisors is an integer number (121775234076).

Almost surely, 2^243550468151 is an apocalyptic number.

243550468151 is a deficient number, since it is larger than the sum of its proper divisors (1).

243550468151 is an equidigital number, since it uses as much as digits as its factorization.

243550468151 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576000, while the sum is 44.

The spelling of 243550468151 in words is "two hundred forty-three billion, five hundred fifty million, four hundred sixty-eight thousand, one hundred fifty-one".