303030145728 has 42 divisors (see below), whose sum is σ = 868581200604. Its totient is φ = 101010048384.

The previous prime is 303030145711. The next prime is 303030145739. The reversal of 303030145728 is 827541030303.

303030145728 is a `hidden beast` number, since 303 + 0 + 301 + 45 + 7 + 2 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 303030145692 and 303030145701.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 263046426 + ... + 263047577.

Almost surely, 2^303030145728 is an apocalyptic number.

It is an amenable number.

303030145728 is an abundant number, since it is smaller than the sum of its proper divisors (565551054876).

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

303030145728 is a wasteful number, since it uses less digits than its factorization.

303030145728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 526094021 (or 526094008 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 36.

The spelling of 303030145728 in words is "three hundred three billion, thirty million, one hundred forty-five thousand, seven hundred twenty-eight".