242104077247 has 8 divisors (see below), whose sum is σ = 244272581280. Its totient is φ = 239944704480.

The previous prime is 242104077223. The next prime is 242104077277. The reversal of 242104077247 is 742770401242.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 242104077247 - 2³¹ = 239956593599 is a prime.

It is a super-2 number, since 2×242104077247² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242104077217) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2229547 + ... + 2335612.

It is an arithmetic number, because the mean of its divisors is an integer number (30534072660).

Almost surely, 2^242104077247 is an apocalyptic number.

242104077247 is a deficient number, since it is larger than the sum of its proper divisors (2168504033).

242104077247 is a wasteful number, since it uses less digits than its factorization.

242104077247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4565633.

The product of its (nonzero) digits is 175616, while the sum is 40.

Adding to 242104077247 its reverse (742770401242), we get a palindrome (984874478489).

The spelling of 242104077247 in words is "two hundred forty-two billion, one hundred four million, seventy-seven thousand, two hundred forty-seven".