13041621216 has 96 divisors (see below), whose sum is σ = 40964101920. Its totient is φ = 4012803072.

The previous prime is 13041621199. The next prime is 13041621217. The reversal of 13041621216 is 61212614031.

It is a happy number.

13041621216 is a `hidden beast` number, since 1 + 30 + 4 + 1 + 621 + 2 + 1 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 13041621216.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13041621217) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 569325 + ... + 591788.

It is an arithmetic number, because the mean of its divisors is an integer number (426709395).

Almost surely, 2^13041621216 is an apocalyptic number.

13041621216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

13041621216 is an abundant number, since it is smaller than the sum of its proper divisors (27922480704).

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

13041621216 is a wasteful number, since it uses less digits than its factorization.

13041621216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1161145 (or 1161131 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The spelling of 13041621216 in words is "thirteen billion, forty-one million, six hundred twenty-one thousand, two hundred sixteen".