16626463084013 has 4 divisors (see below), whose sum is σ = 16697821294908. Its totient is φ = 16555104873120.

The previous prime is 16626463083943. The next prime is 16626463084067. The reversal of 16626463084013 is 31048036462661.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4101750977284 + 12524712106729 = 2025278^2 + 3539027^2 .

It is a cyclic number.

It is not a de Polignac number, because 16626463084013 - 2¹⁴ = 16626463067629 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16626463054013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35679105098 + ... + 35679105563.

It is an arithmetic number, because the mean of its divisors is an integer number (4174455323727).

Almost surely, 2^{16626463084013} is an apocalyptic number.

It is an amenable number.

16626463084013 is a deficient number, since it is larger than the sum of its proper divisors (71358210895).

16626463084013 is an equidigital number, since it uses as much as digits as its factorization.

16626463084013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71358210894.

The product of its (nonzero) digits is 2985984, while the sum is 50.

The spelling of 16626463084013 in words is "sixteen trillion, six hundred twenty-six billion, four hundred sixty-three million, eighty-four thousand, thirteen".