16147775201 has 4 divisors (see below), whose sum is σ = 16228920000. Its totient is φ = 16066630404.

The previous prime is 16147775191. The next prime is 16147775221. The reversal of 16147775201 is 10257774161.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 16147775201 - 2²² = 16143580897 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16147775221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40572101 + ... + 40572498.

It is an arithmetic number, because the mean of its divisors is an integer number (4057230000).

Almost surely, 2^16147775201 is an apocalyptic number.

It is an amenable number.

16147775201 is a deficient number, since it is larger than the sum of its proper divisors (81144799).

16147775201 is an equidigital number, since it uses as much as digits as its factorization.

16147775201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81144798.

The product of its (nonzero) digits is 82320, while the sum is 41.

The spelling of 16147775201 in words is "sixteen billion, one hundred forty-seven million, seven hundred seventy-five thousand, two hundred one".