242400343501 has 8 divisors (see below), whose sum is σ = 246587224824. Its totient is φ = 238248499200.

The previous prime is 242400343483. The next prime is 242400343543. The reversal of 242400343501 is 105343004242.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 91370175625 + 151030167876 = 302275^2 + 388626^2 .

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 242400343501 - 2¹¹ = 242400341453 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 242400343501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242400343001) 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, 8745300 + ... + 8772973.

It is an arithmetic number, because the mean of its divisors is an integer number (30823403103).

Almost surely, 2^242400343501 is an apocalyptic number.

It is an amenable number.

242400343501 is a deficient number, since it is larger than the sum of its proper divisors (4186881323).

242400343501 is a wasteful number, since it uses less digits than its factorization.

242400343501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17518511.

The product of its (nonzero) digits is 11520, while the sum is 28.

Adding to 242400343501 its reverse (105343004242), we get a palindrome (347743347743).

The spelling of 242400343501 in words is "two hundred forty-two billion, four hundred million, three hundred forty-three thousand, five hundred one".