1364664632 has 8 divisors (see below), whose sum is σ = 2558746200. Its totient is φ = 682332312.

The previous prime is 1364664583. The next prime is 1364664667. The reversal of 1364664632 is 2364664631.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1364664632.

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 as a sum of consecutive naturals, namely, 85291532 + ... + 85291547.

It is an arithmetic number, because the mean of its divisors is an integer number (319843275).

Almost surely, 2^1364664632 is an apocalyptic number.

It is an amenable number.

1364664632 is a deficient number, since it is larger than the sum of its proper divisors (1194081568).

1364664632 is a wasteful number, since it uses less digits than its factorization.

1364664632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170583085 (or 170583081 counting only the distinct ones).

The product of its digits is 373248, while the sum is 41.

The square root of 1364664632 is about 36941.3674895773. The cubic root of 1364664632 is about 1109.1968954752.

Subtracting 1364664632 from its reverse (2364664631), we obtain a palindrome (999999999).

The spelling of 1364664632 in words is "one billion, three hundred sixty-four million, six hundred sixty-four thousand, six hundred thirty-two".