64590665036 has 6 divisors (see below), whose sum is σ = 113033663820. Its totient is φ = 32295332516.

The previous prime is 64590665017. The next prime is 64590665047. The reversal of 64590665036 is 63056609546.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8073833126 + ... + 8073833133.

It is an arithmetic number, because the mean of its divisors is an integer number (18838943970).

Almost surely, 2^64590665036 is an apocalyptic number.

It is an amenable number.

64590665036 is a deficient number, since it is larger than the sum of its proper divisors (48442998784).

64590665036 is a wasteful number, since it uses less digits than its factorization.

64590665036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16147666263 (or 16147666261 counting only the distinct ones).

The product of its (nonzero) digits is 3499200, while the sum is 50.

The spelling of 64590665036 in words is "sixty-four billion, five hundred ninety million, six hundred sixty-five thousand, thirty-six".