513227045207427 has 16 divisors (see below), whose sum is σ = 690582642266880. Its totient is φ = 339011423161632.

The previous prime is 513227045207423. The next prime is 513227045207489. The reversal of 513227045207427 is 724702540722315.

It is not a de Polignac number, because 513227045207427 - 2² = 513227045207423 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 513227045207427.

It is not an unprimeable number, because it can be changed into a prime (513227045207423) 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, 128309368 + ... + 132248810.

It is an arithmetic number, because the mean of its divisors is an integer number (43161415141680).

Almost surely, 2^{513227045207427} is an apocalyptic number.

513227045207427 is a deficient number, since it is larger than the sum of its proper divisors (177355597059453).

513227045207427 is a wasteful number, since it uses less digits than its factorization.

513227045207427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4337962.

The product of its (nonzero) digits is 6585600, while the sum is 51.

The spelling of 513227045207427 in words is "five hundred thirteen trillion, two hundred twenty-seven billion, forty-five million, two hundred seven thousand, four hundred twenty-seven".