16456790826 has 48 divisors (see below), whose sum is σ = 41581800000. Its totient is φ = 4701938472.

The previous prime is 16456790813. The next prime is 16456790839. The reversal of 16456790826 is 62809765461.

It is an interprime number because it is at equal distance from previous prime (16456790813) and next prime (16456790839).

It is a Curzon number.

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, 1326576 + ... + 1338923.

It is an arithmetic number, because the mean of its divisors is an integer number (866287500).

Almost surely, 2^16456790826 is an apocalyptic number.

16456790826 is an abundant number, since it is smaller than the sum of its proper divisors (25125009174).

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

16456790826 is a wasteful number, since it uses less digits than its factorization.

16456790826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2665528 (or 2665511 counting only the distinct ones).

The product of its (nonzero) digits is 4354560, while the sum is 54.

The spelling of 16456790826 in words is "sixteen billion, four hundred fifty-six million, seven hundred ninety thousand, eight hundred twenty-six".