242180534599 has 2 divisors, whose sum is σ = 242180534600. Its totient is φ = 242180534598.

The previous prime is 242180534591. The next prime is 242180534611. The reversal of 242180534599 is 995435081242.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 242180534599 - 2³ = 242180534591 is a prime.

It is a super-2 number, since 2×242180534599² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (242180534591) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121090267299 + 121090267300.

It is an arithmetic number, because the mean of its divisors is an integer number (121090267300).

Almost surely, 2^242180534599 is an apocalyptic number.

242180534599 is a deficient number, since it is larger than the sum of its proper divisors (1).

242180534599 is an equidigital number, since it uses as much as digits as its factorization.

242180534599 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3110400, while the sum is 52.

The spelling of 242180534599 in words is "two hundred forty-two billion, one hundred eighty million, five hundred thirty-four thousand, five hundred ninety-nine".