609105064 has 16 divisors (see below), whose sum is σ = 1142903700. Its totient is φ = 304330752.

The previous prime is 609105047. The next prime is 609105071. The reversal of 609105064 is 460501906.

It can be written as a sum of positive squares in 2 ways, for example, as 607228164 + 1876900 = 24642^2 + 1370^2 .

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, 15747 + ... + 38290.

Almost surely, 2^609105064 is an apocalyptic number.

It is an amenable number.

609105064 is a deficient number, since it is larger than the sum of its proper divisors (533798636).

609105064 is a wasteful number, since it uses less digits than its factorization.

609105064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55452 (or 55448 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 31.

The square root of 609105064 is about 24680.0539707676. The cubic root of 609105064 is about 847.6776579840.

The spelling of 609105064 in words is "six hundred nine million, one hundred five thousand, sixty-four".