16426620324 has 18 divisors (see below), whose sum is σ = 41522845910. Its totient is φ = 5475540096.

The previous prime is 16426620323. The next prime is 16426620503. The reversal of 16426620324 is 42302662461.

16426620324 is a `hidden beast` number, since 1 + 6 + 4 + 2 + 6 + 620 + 3 + 24 = 666.

16426620324 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 14400000000 + 2026620324 = 120000^2 + 45018^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 456295009 = 16426620324 / (1 + 6 + 4 + 2 + 6 + 6 + 2 + 0 + 3 + 2 + 4).

It is not an unprimeable number, because it can be changed into a prime (16426620323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 228147469 + ... + 228147540.

Almost surely, 2^16426620324 is an apocalyptic number.

It is an amenable number.

16426620324 is an abundant number, since it is smaller than the sum of its proper divisors (25096225586).

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

16426620324 is a wasteful number, since it uses less digits than its factorization.

16426620324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 456295019 (or 456295014 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 36.

The spelling of 16426620324 in words is "sixteen billion, four hundred twenty-six million, six hundred twenty thousand, three hundred twenty-four".