16977318627 has 8 divisors (see below), whose sum is σ = 22775299264. Its totient is φ = 11248775208.

The previous prime is 16977318623. The next prime is 16977318667. The reversal of 16977318627 is 72681377961.

It is a happy number.

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

It is not a de Polignac number, because 16977318627 - 2² = 16977318623 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16977318623) 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, 17358733 + ... + 17359710.

It is an arithmetic number, because the mean of its divisors is an integer number (2846912408).

Almost surely, 2^16977318627 is an apocalyptic number.

16977318627 is a deficient number, since it is larger than the sum of its proper divisors (5797980637).

16977318627 is a wasteful number, since it uses less digits than its factorization.

16977318627 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34718609.

The product of its digits is 5334336, while the sum is 57.

The spelling of 16977318627 in words is "sixteen billion, nine hundred seventy-seven million, three hundred eighteen thousand, six hundred twenty-seven".