13432320221164 has 24 divisors (see below), whose sum is σ = 25320668279760. Its totient is φ = 6198084832704.

The previous prime is 13432320221123. The next prime is 13432320221167. The reversal of 13432320221164 is 46112202323431.

It is not an unprimeable number, because it can be changed into a prime (13432320221167) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29932999 + ... + 30378430.

It is an arithmetic number, because the mean of its divisors is an integer number (1055027844990).

Almost surely, 2^{13432320221164} is an apocalyptic number.

It is an amenable number.

13432320221164 is a deficient number, since it is larger than the sum of its proper divisors (11888348058596).

13432320221164 is a wasteful number, since it uses less digits than its factorization.

13432320221164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60315729 (or 60315727 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 34.

Adding to 13432320221164 its reverse (46112202323431), we get a palindrome (59544522544595).

The spelling of 13432320221164 in words is "thirteen trillion, four hundred thirty-two billion, three hundred twenty million, two hundred twenty-one thousand, one hundred sixty-four".