16670544617013 has 32 divisors (see below), whose sum is σ = 26897424143616. Its totient is φ = 8965534061568.

The previous prime is 16670544617009. The next prime is 16670544617021. The reversal of 16670544617013 is 31071644507661.

It is not a de Polignac number, because 16670544617013 - 2² = 16670544617009 is a prime.

It is a super-2 number, since 2×16670544617013² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16670544617063) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25702495 + ... + 26343107.

It is an arithmetic number, because the mean of its divisors is an integer number (840544504488).

Almost surely, 2^{16670544617013} is an apocalyptic number.

It is an amenable number.

16670544617013 is a deficient number, since it is larger than the sum of its proper divisors (10226879526603).

16670544617013 is a wasteful number, since it uses less digits than its factorization.

16670544617013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 713533.

The product of its (nonzero) digits is 2540160, while the sum is 51.

The spelling of 16670544617013 in words is "sixteen trillion, six hundred seventy billion, five hundred forty-four million, six hundred seventeen thousand, thirteen".