513227045207428 has 12 divisors (see below), whose sum is σ = 913370165200080. Its totient is φ = 252264140864552.

The previous prime is 513227045207423. The next prime is 513227045207489. The reversal of 513227045207428 is 824702540722315.

It is not an unprimeable number, because it can be changed into a prime (513227045207423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1087345434526 + ... + 1087345434997.

It is an arithmetic number, because the mean of its divisors is an integer number (76114180433340).

Almost surely, 2^{513227045207428} is an apocalyptic number.

It is an amenable number.

513227045207428 is a deficient number, since it is larger than the sum of its proper divisors (400143119992652).

513227045207428 is a wasteful number, since it uses less digits than its factorization.

513227045207428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2174690869586 (or 2174690869584 counting only the distinct ones).

The product of its (nonzero) digits is 7526400, while the sum is 52.

The spelling of 513227045207428 in words is "five hundred thirteen trillion, two hundred twenty-seven billion, forty-five million, two hundred seven thousand, four hundred twenty-eight".