242941301865 has 16 divisors (see below), whose sum is σ = 431895648000. Its totient is φ = 129568694256.

The previous prime is 242941301849. The next prime is 242941301903. The reversal of 242941301865 is 568103149242.

242941301865 is a `hidden beast` number, since 2 + 429 + 41 + 3 + 0 + 186 + 5 = 666.

It is not a de Polignac number, because 242941301865 - 2⁴ = 242941301849 is a prime.

It is a super-2 number, since 2×242941301865² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 242941301865.

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, 899782465 + ... + 899782734.

It is an arithmetic number, because the mean of its divisors is an integer number (26993478000).

Almost surely, 2^242941301865 is an apocalyptic number.

It is an amenable number.

242941301865 is a deficient number, since it is larger than the sum of its proper divisors (188954346135).

242941301865 is a wasteful number, since it uses less digits than its factorization.

242941301865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1799565213 (or 1799565207 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 45.

The spelling of 242941301865 in words is "two hundred forty-two billion, nine hundred forty-one million, three hundred one thousand, eight hundred sixty-five".