16274920966 has 4 divisors (see below), whose sum is σ = 24412381452. Its totient is φ = 8137460482.

The previous prime is 16274920951. The next prime is 16274921041. The reversal of 16274920966 is 66902947261.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 66902947261 = 47 ⋅1423466963.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4068730240 + ... + 4068730243.

It is an arithmetic number, because the mean of its divisors is an integer number (6103095363).

Almost surely, 2^16274920966 is an apocalyptic number.

16274920966 is a deficient number, since it is larger than the sum of its proper divisors (8137460486).

16274920966 is an equidigital number, since it uses as much as digits as its factorization.

16274920966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8137460485.

The product of its (nonzero) digits is 1959552, while the sum is 52.

The spelling of 16274920966 in words is "sixteen billion, two hundred seventy-four million, nine hundred twenty thousand, nine hundred sixty-six".