513365265020 has 12 divisors (see below), whose sum is σ = 1078067056584. Its totient is φ = 205346106000.

The previous prime is 513365264989. The next prime is 513365265067. The reversal of 513365265020 is 20562563315.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12834131606 + ... + 12834131645.

It is an arithmetic number, because the mean of its divisors is an integer number (89838921382).

Almost surely, 2^513365265020 is an apocalyptic number.

It is an amenable number.

513365265020 is an abundant number, since it is smaller than the sum of its proper divisors (564701791564).

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

513365265020 is a wasteful number, since it uses less digits than its factorization.

513365265020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25668263260 (or 25668263258 counting only the distinct ones).

The product of its (nonzero) digits is 162000, while the sum is 38.

The spelling of 513365265020 in words is "five hundred thirteen billion, three hundred sixty-five million, two hundred sixty-five thousand, twenty".