538915016 has 16 divisors (see below), whose sum is σ = 1022641200. Its totient is φ = 266210704.

The previous prime is 538915009. The next prime is 538915037. The reversal of 538915016 is 610519835.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 405146 + ... + 406473.

It is an arithmetic number, because the mean of its divisors is an integer number (63915075).

Almost surely, 2^538915016 is an apocalyptic number.

It is an amenable number.

538915016 is a deficient number, since it is larger than the sum of its proper divisors (483726184).

538915016 is a wasteful number, since it uses less digits than its factorization.

538915016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 811708 (or 811704 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 38.

The square root of 538915016 is about 23214.5432003303. The cubic root of 538915016 is about 813.7795304695.

The spelling of 538915016 in words is "five hundred thirty-eight million, nine hundred fifteen thousand, sixteen".