1321432466104 has 16 divisors (see below), whose sum is σ = 2477992601520. Its totient is φ = 660634439040.

The previous prime is 1321432466077. The next prime is 1321432466147. The reversal of 1321432466104 is 4016642341231.

It is a congruent number.

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 in 3 ways as a sum of consecutive naturals, for example, 10155564 + ... + 10284859.

It is an arithmetic number, because the mean of its divisors is an integer number (154874537595).

Almost surely, 2^{1321432466104} is an apocalyptic number.

It is an amenable number.

1321432466104 is a deficient number, since it is larger than the sum of its proper divisors (1156560135416).

1321432466104 is a wasteful number, since it uses less digits than its factorization.

1321432466104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20448510 (or 20448506 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 37.

The spelling of 1321432466104 in words is "one trillion, three hundred twenty-one billion, four hundred thirty-two million, four hundred sixty-six thousand, one hundred four".