13222614240 has 144 divisors (see below), whose sum is σ = 49224245616. Its totient is φ = 3205478400.

The previous prime is 13222614227. The next prime is 13222614241. The reversal of 13222614240 is 4241622231.

13222614240 is a `hidden beast` number, since 1 + 3 + 2 + 2 + 2 + 614 + 2 + 40 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13222614241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 401541 + ... + 433220.

It is an arithmetic number, because the mean of its divisors is an integer number (341835039).

Almost surely, 2^13222614240 is an apocalyptic number.

13222614240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13222614240 is an abundant number, since it is smaller than the sum of its proper divisors (36001631376).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13222614240 is a wasteful number, since it uses less digits than its factorization.

13222614240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 834793 (or 834782 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The spelling of 13222614240 in words is "thirteen billion, two hundred twenty-two million, six hundred fourteen thousand, two hundred forty".