240994828799 has 4 divisors (see below), whose sum is σ = 241181503080. Its totient is φ = 240808154520.

The previous prime is 240994828793. The next prime is 240994828813. The reversal of 240994828799 is 997828499042.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 997828499042 = 2 ⋅498914249521.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-240994828799 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240994828793) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 93335204 + ... + 93337785.

It is an arithmetic number, because the mean of its divisors is an integer number (60295375770).

Almost surely, 2^240994828799 is an apocalyptic number.

240994828799 is a deficient number, since it is larger than the sum of its proper divisors (186674281).

240994828799 is a wasteful number, since it uses less digits than its factorization.

240994828799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186674280.

The product of its (nonzero) digits is 188116992, while the sum is 71.

The spelling of 240994828799 in words is "two hundred forty billion, nine hundred ninety-four million, eight hundred twenty-eight thousand, seven hundred ninety-nine".