1206364664 has 8 divisors (see below), whose sum is σ = 2261933760. Its totient is φ = 603182328.

The previous prime is 1206364657. The next prime is 1206364667. The reversal of 1206364664 is 4664636021.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1206364667) by changing a digit.

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, 75397784 + ... + 75397799.

It is an arithmetic number, because the mean of its divisors is an integer number (282741720).

Almost surely, 2^1206364664 is an apocalyptic number.

It is an amenable number.

1206364664 is a deficient number, since it is larger than the sum of its proper divisors (1055569096).

1206364664 is a wasteful number, since it uses less digits than its factorization.

1206364664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150795589 (or 150795585 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 38.

The square root of 1206364664 is about 34732.7606734622. The cubic root of 1206364664 is about 1064.5339975991.

The spelling of 1206364664 in words is "one billion, two hundred six million, three hundred sixty-four thousand, six hundred sixty-four".