16770655707 has 32 divisors (see below), whose sum is σ = 24656755200. Its totient is φ = 10073935872.

The previous prime is 16770655673. The next prime is 16770655721. The reversal of 16770655707 is 70755607761.

It is a happy number.

It is not a de Polignac number, because 16770655707 - 2⁷ = 16770655579 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16770655707.

It is not an unprimeable number, because it can be changed into a prime (16770655787) 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, 4507594 + ... + 4511312.

It is an arithmetic number, because the mean of its divisors is an integer number (770523600).

Almost surely, 2^16770655707 is an apocalyptic number.

16770655707 is a deficient number, since it is larger than the sum of its proper divisors (7886099493).

16770655707 is a wasteful number, since it uses less digits than its factorization.

16770655707 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6467.

The product of its (nonzero) digits is 2160900, while the sum is 51.

The spelling of 16770655707 in words is "sixteen billion, seven hundred seventy million, six hundred fifty-five thousand, seven hundred seven".