16545053473 has 8 divisors (see below), whose sum is σ = 18592435008. Its totient is φ = 14608341264.

The previous prime is 16545053467. The next prime is 16545053477. The reversal of 16545053473 is 37435054561.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 16545053473 - 2⁹ = 16545052961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16545053477) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27667015 + ... + 27667612.

It is an arithmetic number, because the mean of its divisors is an integer number (2324054376).

Almost surely, 2^16545053473 is an apocalyptic number.

16545053473 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

16545053473 is a deficient number, since it is larger than the sum of its proper divisors (2047381535).

16545053473 is a wasteful number, since it uses less digits than its factorization.

16545053473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55334663.

The product of its (nonzero) digits is 756000, while the sum is 43.

The spelling of 16545053473 in words is "sixteen billion, five hundred forty-five million, fifty-three thousand, four hundred seventy-three".