299665595803242 has 32 divisors (see below), whose sum is σ = 634586754964032. Its totient is φ = 94012619289344.

The previous prime is 299665595803229. The next prime is 299665595803247. The reversal of 299665595803242 is 242308595566992.

It is a super-2 number, since 2×299665595803242² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (299665595803247) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 121471228 + ... + 123913640.

It is an arithmetic number, because the mean of its divisors is an integer number (19830836092626).

Almost surely, 2^{299665595803242} is an apocalyptic number.

299665595803242 is an abundant number, since it is smaller than the sum of its proper divisors (334921159160790).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

299665595803242 is a wasteful number, since it uses less digits than its factorization.

299665595803242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3645302.

The product of its (nonzero) digits is 2519424000, while the sum is 75.

The spelling of 299665595803242 in words is "two hundred ninety-nine trillion, six hundred sixty-five billion, five hundred ninety-five million, eight hundred three thousand, two hundred forty-two".