513215564014 has 4 divisors (see below), whose sum is σ = 769823346024. Its totient is φ = 256607782006.

The previous prime is 513215564011. The next prime is 513215564129. The reversal of 513215564014 is 410465512315.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (513215564011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 128303891002 + ... + 128303891005.

It is an arithmetic number, because the mean of its divisors is an integer number (192455836506).

Almost surely, 2^513215564014 is an apocalyptic number.

513215564014 is a deficient number, since it is larger than the sum of its proper divisors (256607782010).

513215564014 is a wasteful number, since it uses less digits than its factorization.

513215564014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256607782009.

The product of its (nonzero) digits is 72000, while the sum is 37.

The spelling of 513215564014 in words is "five hundred thirteen billion, two hundred fifteen million, five hundred sixty-four thousand, fourteen".