303145728573 has 16 divisors (see below), whose sum is σ = 405211476096. Its totient is φ = 201588703680.

The previous prime is 303145728569. The next prime is 303145728617. The reversal of 303145728573 is 375827541303.

It is not a de Polignac number, because 303145728573 - 2² = 303145728569 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (303145728533) 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, 12786136 + ... + 12809822.

It is an arithmetic number, because the mean of its divisors is an integer number (25325717256).

Almost surely, 2^303145728573 is an apocalyptic number.

It is an amenable number.

303145728573 is a deficient number, since it is larger than the sum of its proper divisors (102065747523).

303145728573 is a wasteful number, since it uses less digits than its factorization.

303145728573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34244.

The product of its (nonzero) digits is 2116800, while the sum is 48.

The spelling of 303145728573 in words is "three hundred three billion, one hundred forty-five million, seven hundred twenty-eight thousand, five hundred seventy-three".