513535538704 has 10 divisors (see below), whose sum is σ = 994975106270. Its totient is φ = 256767769344.

The previous prime is 513535538689. The next prime is 513535538749. The reversal of 513535538704 is 407835535315.

It can be written as a sum of positive squares in only one way, i.e., 327298410000 + 186237128704 = 572100^2 + 431552^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16047985569 + ... + 16047985600.

It is an arithmetic number, because the mean of its divisors is an integer number (99497510627).

Almost surely, 2^513535538704 is an apocalyptic number.

It is an amenable number.

513535538704 is a deficient number, since it is larger than the sum of its proper divisors (481439567566).

513535538704 is a wasteful number, since it uses less digits than its factorization.

513535538704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32095971177 (or 32095971171 counting only the distinct ones).

The product of its (nonzero) digits is 3780000, while the sum is 49.

The spelling of 513535538704 in words is "five hundred thirteen billion, five hundred thirty-five million, five hundred thirty-eight thousand, seven hundred four".