13664424363 has 32 divisors (see below), whose sum is σ = 19551974400. Its totient is φ = 8472172800.

The previous prime is 13664424349. The next prime is 13664424383. The reversal of 13664424363 is 36342446631.

It is a happy number.

It is not a de Polignac number, because 13664424363 - 2⁶ = 13664424299 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13664424343) 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 in 31 ways as a sum of consecutive naturals, for example, 257548 + ... + 306038.

It is an arithmetic number, because the mean of its divisors is an integer number (610999200).

Almost surely, 2^13664424363 is an apocalyptic number.

13664424363 is a deficient number, since it is larger than the sum of its proper divisors (5887550037).

13664424363 is a wasteful number, since it uses less digits than its factorization.

13664424363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48643.

The product of its digits is 746496, while the sum is 42.

The spelling of 13664424363 in words is "thirteen billion, six hundred sixty-four million, four hundred twenty-four thousand, three hundred sixty-three".