16440450287700 has 36 divisors (see below), whose sum is σ = 47567702833280. Its totient is φ = 4384120076640.

The previous prime is 16440450287699. The next prime is 16440450287713. The reversal of 16440450287700 is 778205404461.

It is a super-3 number, since 3×16440450287700³ (a number of 41 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 16440450287700.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27400750180 + ... + 27400750779.

Almost surely, 2^{16440450287700} is an apocalyptic number.

16440450287700 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16440450287700 is an abundant number, since it is smaller than the sum of its proper divisors (31127252545580).

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

16440450287700 is a wasteful number, since it uses less digits than its factorization.

16440450287700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54801500976 (or 54801500969 counting only the distinct ones).

The product of its (nonzero) digits is 1505280, while the sum is 48.

The spelling of 16440450287700 in words is "sixteen trillion, four hundred forty billion, four hundred fifty million, two hundred eighty-seven thousand, seven hundred".