16477709317 has 8 divisors (see below), whose sum is σ = 17051234400. Its totient is φ = 15904539504.

The previous prime is 16477709257. The next prime is 16477709329. The reversal of 16477709317 is 71390777461.

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 16477709317 - 2⁷ = 16477709189 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16477709917) 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, 7338 + ... + 181684.

It is an arithmetic number, because the mean of its divisors is an integer number (2131404300).

Almost surely, 2^16477709317 is an apocalyptic number.

It is an amenable number.

16477709317 is a deficient number, since it is larger than the sum of its proper divisors (573525083).

16477709317 is a wasteful number, since it uses less digits than its factorization.

16477709317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177635.

The product of its (nonzero) digits is 1555848, while the sum is 52.

The spelling of 16477709317 in words is "sixteen billion, four hundred seventy-seven million, seven hundred nine thousand, three hundred seventeen".