242853355612801 has 2 divisors, whose sum is σ = 242853355612802. Its totient is φ = 242853355612800.

The previous prime is 242853355612789. The next prime is 242853355612837. The reversal of 242853355612801 is 108216553358242.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 241986771493776 + 866584119025 = 15555924^2 + 930905^2 .

It is a cyclic number.

It is not a de Polignac number, because 242853355612801 - 2¹¹ = 242853355610753 is a prime.

It is not a weakly prime, because it can be changed into another prime (242853355112801) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121426677806400 + 121426677806401.

It is an arithmetic number, because the mean of its divisors is an integer number (121426677806401).

Almost surely, 2^{242853355612801} is an apocalyptic number.

It is an amenable number.

242853355612801 is a deficient number, since it is larger than the sum of its proper divisors (1).

242853355612801 is an equidigital number, since it uses as much as digits as its factorization.

242853355612801 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13824000, while the sum is 55.

The spelling of 242853355612801 in words is "two hundred forty-two trillion, eight hundred fifty-three billion, three hundred fifty-five million, six hundred twelve thousand, eight hundred one".