513834427240 has 16 divisors (see below), whose sum is σ = 1156127461380. Its totient is φ = 205533770880.

The previous prime is 513834427213. The next prime is 513834427241. The reversal of 513834427240 is 42724438315.

It can be written as a sum of positive squares in 2 ways, for example, as 512859364164 + 975063076 = 716142^2 + 31226^2 .

It is not an unprimeable number, because it can be changed into a prime (513834427241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6422930301 + ... + 6422930380.

Almost surely, 2^513834427240 is an apocalyptic number.

It is an amenable number.

513834427240 is an abundant number, since it is smaller than the sum of its proper divisors (642293034140).

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

513834427240 is a wasteful number, since it uses less digits than its factorization.

513834427240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12845860692 (or 12845860688 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 43.

The spelling of 513834427240 in words is "five hundred thirteen billion, eight hundred thirty-four million, four hundred twenty-seven thousand, two hundred forty".