16140466405503 has 36 divisors (see below), whose sum is σ = 25626713352240. Its totient is φ = 9781881975360.

The previous prime is 16140466405493. The next prime is 16140466405517. The reversal of 16140466405503 is 30550466404161.

16140466405503 is a `hidden beast` number, since 1 + 6 + 1 + 40 + 4 + 66 + 40 + 5 + 503 = 666.

It is not a de Polignac number, because 16140466405503 - 2⁸ = 16140466405247 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16140466405543) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 57838075 + ... + 58116467.

Almost surely, 2^{16140466405503} is an apocalyptic number.

16140466405503 is a deficient number, since it is larger than the sum of its proper divisors (9486246946737).

16140466405503 is a wasteful number, since it uses less digits than its factorization.

16140466405503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 331660 (or 331646 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 45.

The spelling of 16140466405503 in words is "sixteen trillion, one hundred forty billion, four hundred sixty-six million, four hundred five thousand, five hundred three".