242544225345 has 16 divisors (see below), whose sum is σ = 388077376320. Its totient is φ = 129354714944.

The previous prime is 242544225331. The next prime is 242544225437. The reversal of 242544225345 is 543522445242.

It is a cyclic number.

It is not a de Polignac number, because 242544225345 - 2⁹ = 242544224833 is a prime.

It is a super-2 number, since 2×242544225345² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 242544225297 and 242544225306.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1174387 + ... + 1365383.

It is an arithmetic number, because the mean of its divisors is an integer number (24254836020).

Almost surely, 2^242544225345 is an apocalyptic number.

It is an amenable number.

242544225345 is a deficient number, since it is larger than the sum of its proper divisors (145533150975).

242544225345 is a wasteful number, since it uses less digits than its factorization.

242544225345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275664.

The product of its digits is 1536000, while the sum is 42.

The spelling of 242544225345 in words is "two hundred forty-two billion, five hundred forty-four million, two hundred twenty-five thousand, three hundred forty-five".