613535064 has 16 divisors (see below), whose sum is σ = 1533837720. Its totient is φ = 204511680.

The previous prime is 613535059. The next prime is 613535081. The reversal of 613535064 is 460535316.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12781957 + ... + 12782004.

Almost surely, 2^613535064 is an apocalyptic number.

It is an amenable number.

613535064 is an abundant number, since it is smaller than the sum of its proper divisors (920302656).

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

613535064 is a wasteful number, since it uses less digits than its factorization.

613535064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25563970 (or 25563966 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 33.

The square root of 613535064 is about 24769.6399650863. The cubic root of 613535064 is about 849.7277393307.

The spelling of 613535064 in words is "six hundred thirteen million, five hundred thirty-five thousand, sixty-four".