16662473101 has 8 divisors (see below), whose sum is σ = 16694252640. Its totient is φ = 16630720848.

The previous prime is 16662473077. The next prime is 16662473129. The reversal of 16662473101 is 10137426661.

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 16662473101 - 2²⁹ = 16125602189 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16662473701) 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, 1529010 + ... + 1539868.

It is an arithmetic number, because the mean of its divisors is an integer number (2086781580).

Almost surely, 2^16662473101 is an apocalyptic number.

It is an amenable number.

16662473101 is a deficient number, since it is larger than the sum of its proper divisors (31779539).

16662473101 is a wasteful number, since it uses less digits than its factorization.

16662473101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13643.

The product of its (nonzero) digits is 36288, while the sum is 37.

Adding to 16662473101 its reverse (10137426661), we get a palindrome (26799899762).

The spelling of 16662473101 in words is "sixteen billion, six hundred sixty-two million, four hundred seventy-three thousand, one hundred one".