538013516 has 24 divisors (see below), whose sum is σ = 986788320. Its totient is φ = 256177152.

The previous prime is 538013513. The next prime is 538013527. The reversal of 538013516 is 615310835.

It is not an unprimeable number, because it can be changed into a prime (538013513) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8300 + ... + 33836.

It is an arithmetic number, because the mean of its divisors is an integer number (41116180).

Almost surely, 2^538013516 is an apocalyptic number.

It is an amenable number.

538013516 is a deficient number, since it is larger than the sum of its proper divisors (448774804).

538013516 is a wasteful number, since it uses less digits than its factorization.

538013516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25793 (or 25791 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 32.

The square root of 538013516 is about 23195.1183657251. The cubic root of 538013516 is about 813.3255122572.

The spelling of 538013516 in words is "five hundred thirty-eight million, thirteen thousand, five hundred sixteen".