16766701027 has 4 divisors (see below), whose sum is σ = 17752977576. Its totient is φ = 15780424480.

The previous prime is 16766701019. The next prime is 16766701033. The reversal of 16766701027 is 72010766761.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 72010766761 = 6469 ⋅11131669.

It is a cyclic number.

It is not a de Polignac number, because 16766701027 - 2³ = 16766701019 is a prime.

It is a super-2 number, since 2×16766701027² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16766701727) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 493138249 + ... + 493138282.

It is an arithmetic number, because the mean of its divisors is an integer number (4438244394).

Almost surely, 2^16766701027 is an apocalyptic number.

16766701027 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

16766701027 is a deficient number, since it is larger than the sum of its proper divisors (986276549).

16766701027 is an equidigital number, since it uses as much as digits as its factorization.

16766701027 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 986276548.

The product of its (nonzero) digits is 148176, while the sum is 43.

The spelling of 16766701027 in words is "sixteen billion, seven hundred sixty-six million, seven hundred one thousand, twenty-seven".