16426164647 has 8 divisors (see below), whose sum is σ = 16810886400. Its totient is φ = 16041566520.

The previous prime is 16426164641. The next prime is 16426164691. The reversal of 16426164647 is 74646162461.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 16426164647 - 2¹⁶ = 16426099111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16426164641) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 272354 + ... + 327152.

It is an arithmetic number, because the mean of its divisors is an integer number (2101360800).

Almost surely, 2^16426164647 is an apocalyptic number.

16426164647 is a deficient number, since it is larger than the sum of its proper divisors (384721753).

16426164647 is an equidigital number, since it uses as much as digits as its factorization.

16426164647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61813.

The product of its digits is 1161216, while the sum is 47.

The spelling of 16426164647 in words is "sixteen billion, four hundred twenty-six million, one hundred sixty-four thousand, six hundred forty-seven".