304130421635640 has 128 divisors (see below), whose sum is σ = 942389600256000. Its totient is φ = 78438073512960.

The previous prime is 304130421635639. The next prime is 304130421635701. The reversal of 304130421635640 is 46536124031403.

It is a junction number, because it is equal to n+sod(n) for n = 304130421635592 and 304130421635601.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18394365 + ... + 30767084.

It is an arithmetic number, because the mean of its divisors is an integer number (7362418752000).

Almost surely, 2^{304130421635640} is an apocalyptic number.

304130421635640 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

304130421635640 is an abundant number, since it is smaller than the sum of its proper divisors (638259178620360).

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

304130421635640 is a wasteful number, since it uses less digits than its factorization.

304130421635640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49163157 (or 49163153 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 42.

The spelling of 304130421635640 in words is "three hundred four trillion, one hundred thirty billion, four hundred twenty-one million, six hundred thirty-five thousand, six hundred forty".