16455489426 has 48 divisors (see below), whose sum is σ = 37223634240. Its totient is φ = 5243868960.

The previous prime is 16455489419. The next prime is 16455489431. The reversal of 16455489426 is 62498455461.

It is a happy number.

16455489426 is a `hidden beast` number, since 1 + 6 + 4 + 5 + 548 + 94 + 2 + 6 = 666.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 846961 + ... + 866171.

It is an arithmetic number, because the mean of its divisors is an integer number (775492380).

Almost surely, 2^16455489426 is an apocalyptic number.

16455489426 is an abundant number, since it is smaller than the sum of its proper divisors (20768144814).

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

16455489426 is a wasteful number, since it uses less digits than its factorization.

16455489426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21311 (or 21308 counting only the distinct ones).

The product of its digits is 8294400, while the sum is 54.

The spelling of 16455489426 in words is "sixteen billion, four hundred fifty-five million, four hundred eighty-nine thousand, four hundred twenty-six".