16402045085480 has 32 divisors (see below), whose sum is σ = 36994832778600. Its totient is φ = 6544776907776.

The previous prime is 16402045085429. The next prime is 16402045085597. The reversal of 16402045085480 is 8458054020461.

It can be written as a sum of positive squares in 4 ways, for example, as 14053936304164 + 2348108781316 = 3748858^2 + 1532354^2 .

It is a super-2 number, since 2×16402045085480² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 501268637 + ... + 501301356.

Almost surely, 2^{16402045085480} is an apocalyptic number.

16402045085480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16402045085480 is an abundant number, since it is smaller than the sum of its proper divisors (20592787693120).

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

16402045085480 is a wasteful number, since it uses less digits than its factorization.

16402045085480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1002570413 (or 1002570409 counting only the distinct ones).

The product of its (nonzero) digits is 1228800, while the sum is 47.

The spelling of 16402045085480 in words is "sixteen trillion, four hundred two billion, forty-five million, eighty-five thousand, four hundred eighty".