304166720460 has 48 divisors (see below), whose sum is σ = 888695813376. Its totient is φ = 77584554432.

The previous prime is 304166720413. The next prime is 304166720461. The reversal of 304166720460 is 64027661403.

It is a happy number.

It is a super-2 number, since 2×304166720460² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (304166720461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 110203954 + ... + 110206713.

It is an arithmetic number, because the mean of its divisors is an integer number (18514496112).

Almost surely, 2^304166720460 is an apocalyptic number.

304166720460 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

304166720460 is an abundant number, since it is smaller than the sum of its proper divisors (584529092916).

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

304166720460 is a wasteful number, since it uses less digits than its factorization.

304166720460 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220410702 (or 220410700 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 39.

The spelling of 304166720460 in words is "three hundred four billion, one hundred sixty-six million, seven hundred twenty thousand, four hundred sixty".