242544401345 has 8 divisors (see below), whose sum is σ = 291111394560. Its totient is φ = 193996779120.

The previous prime is 242544401321. The next prime is 242544401369. The reversal of 242544401345 is 543104445242.

It is an interprime number because it is at equal distance from previous prime (242544401321) and next prime (242544401369).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 242544401345 - 2²⁰ = 242543352769 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 242544401299 and 242544401308.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4815185 + ... + 4865294.

It is an arithmetic number, because the mean of its divisors is an integer number (36388924320).

Almost surely, 2^242544401345 is an apocalyptic number.

It is an amenable number.

242544401345 is a deficient number, since it is larger than the sum of its proper divisors (48566993215).

242544401345 is an equidigital number, since it uses as much as digits as its factorization.

242544401345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9685495.

The product of its (nonzero) digits is 307200, while the sum is 38.

Adding to 242544401345 its reverse (543104445242), we get a palindrome (785648846587).

The spelling of 242544401345 in words is "two hundred forty-two billion, five hundred forty-four million, four hundred one thousand, three hundred forty-five".