16146400256 has 44 divisors (see below), whose sum is σ = 36888053568. Its totient is φ = 6919882752.

The previous prime is 16146400229. The next prime is 16146400271. The reversal of 16146400256 is 65200464161.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1119116 + ... + 1133451.

Almost surely, 2^16146400256 is an apocalyptic number.

16146400256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

16146400256 is an abundant number, since it is smaller than the sum of its proper divisors (20741653312).

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

16146400256 is an equidigital number, since it uses as much as digits as its factorization.

16146400256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2252594 (or 2252576 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 35.

The spelling of 16146400256 in words is "sixteen billion, one hundred forty-six million, four hundred thousand, two hundred fifty-six".