21462016113 has 12 divisors (see below), whose sum is σ = 31005910260. Its totient is φ = 14305601376.

The previous prime is 21462016111. The next prime is 21462016171. The reversal of 21462016113 is 31161026412.

It is a happy number.

21462016113 is a `hidden beast` number, since 2 + 1 + 46 + 2 + 0 + 1 + 611 + 3 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 19850555664 + 1611460449 = 140892^2 + 40143^2 .

It is not a de Polignac number, because 21462016113 - 2¹ = 21462016111 is a prime.

It is not an unprimeable number, because it can be changed into a prime (21462016111) 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 11 ways as a sum of consecutive naturals, for example, 143506 + ... + 252027.

It is an arithmetic number, because the mean of its divisors is an integer number (2583825855).

Almost surely, 2^21462016113 is an apocalyptic number.

It is an amenable number.

21462016113 is a deficient number, since it is larger than the sum of its proper divisors (9543894147).

21462016113 is a wasteful number, since it uses less digits than its factorization.

21462016113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 401568 (or 401565 counting only the distinct ones).

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

The spelling of 21462016113 in words is "twenty-one billion, four hundred sixty-two million, sixteen thousand, one hundred thirteen".