16767642606 has 128 divisors (see below), whose sum is σ = 41874319872. Its totient is φ = 4397568000.

The previous prime is 16767642583. The next prime is 16767642629. The reversal of 16767642606 is 60624676761.

It is an interprime number because it is at equal distance from previous prime (16767642583) and next prime (16767642629).

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4096621 + ... + 4100711.

It is an arithmetic number, because the mean of its divisors is an integer number (327143124).

Almost surely, 2^16767642606 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16767642606, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20937159936).

16767642606 is an abundant number, since it is smaller than the sum of its proper divisors (25106677266).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16767642606 is a wasteful number, since it uses less digits than its factorization.

16767642606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4418.

The product of its (nonzero) digits is 3048192, while the sum is 51.

The spelling of 16767642606 in words is "sixteen billion, seven hundred sixty-seven million, six hundred forty-two thousand, six hundred six".