304000042340440 has 64 divisors (see below), whose sum is σ = 696946006935360. Its totient is φ = 119298786547200.

The previous prime is 304000042340431. The next prime is 304000042340441. The reversal of 304000042340440 is 44043240000403.

It is a junction number, because it is equal to n+sod(n) for n = 304000042340399 and 304000042340408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (304000042340441) 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, 32651902 + ... + 40916338.

It is an arithmetic number, because the mean of its divisors is an integer number (10889781358365).

Almost surely, 2^{304000042340440} is an apocalyptic number.

It is an amenable number.

304000042340440 is an abundant number, since it is smaller than the sum of its proper divisors (392945964594920).

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

304000042340440 is a wasteful number, since it uses less digits than its factorization.

304000042340440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8281852 (or 8281848 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 28.

Adding to 304000042340440 its reverse (44043240000403), we get a palindrome (348043282340843).

The spelling of 304000042340440 in words is "three hundred four trillion, forty-two million, three hundred forty thousand, four hundred forty".