513545016 has 32 divisors (see below), whose sum is σ = 1285266960. Its totient is φ = 170994432.

The previous prime is 513544949. The next prime is 513545023. The reversal of 513545016 is 610545315.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11646 + ... + 34098.

Almost surely, 2^513545016 is an apocalyptic number.

It is an amenable number.

513545016 is an abundant number, since it is smaller than the sum of its proper divisors (771721944).

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

513545016 is a wasteful number, since it uses less digits than its factorization.

513545016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23415 (or 23411 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 30.

The square root of 513545016 is about 22661.5316340269. The cubic root of 513545016 is about 800.8038877683.

The spelling of 513545016 in words is "five hundred thirteen million, five hundred forty-five thousand, sixteen".