16977697676 has 6 divisors (see below), whose sum is σ = 29710970940. Its totient is φ = 8488848836.

The previous prime is 16977697657. The next prime is 16977697727. The reversal of 16977697676 is 67679677961.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2122212206 + ... + 2122212213.

It is an arithmetic number, because the mean of its divisors is an integer number (4951828490).

Almost surely, 2^16977697676 is an apocalyptic number.

It is an amenable number.

16977697676 is a deficient number, since it is larger than the sum of its proper divisors (12733273264).

16977697676 is a wasteful number, since it uses less digits than its factorization.

16977697676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4244424423 (or 4244424421 counting only the distinct ones).

The product of its digits is 252047376, while the sum is 71.

The spelling of 16977697676 in words is "sixteen billion, nine hundred seventy-seven million, six hundred ninety-seven thousand, six hundred seventy-six".