304002142140 has 48 divisors (see below), whose sum is σ = 851231485440. Its totient is φ = 81064810560.

The previous prime is 304002142139. The next prime is 304002142141. The reversal of 304002142140 is 41241200403.

It is an interprime number because it is at equal distance from previous prime (304002142139) and next prime (304002142141).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (304002142141) 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, 2927305 + ... + 3029375.

It is an arithmetic number, because the mean of its divisors is an integer number (17733989280).

Almost surely, 2^304002142140 is an apocalyptic number.

304002142140 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

304002142140 is an abundant number, since it is smaller than the sum of its proper divisors (547229343300).

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

304002142140 is a wasteful number, since it uses less digits than its factorization.

304002142140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151722 (or 151720 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 304002142140 its reverse (41241200403), we get a palindrome (345243342543).

The spelling of 304002142140 in words is "three hundred four billion, two million, one hundred forty-two thousand, one hundred forty".