16015672201 has 4 divisors (see below), whose sum is σ = 16356431232. Its totient is φ = 15674913172.

The previous prime is 16015672187. The next prime is 16015672219. The reversal of 16015672201 is 10227651061.

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, and also an emirpimes, since its reverse is a distinct semiprime: 10227651061 = 17 ⋅601626533.

It is a cyclic number.

It is not a de Polignac number, because 16015672201 - 2²¹ = 16013575049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16015672301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 170379445 + ... + 170379538.

It is an arithmetic number, because the mean of its divisors is an integer number (4089107808).

Almost surely, 2^16015672201 is an apocalyptic number.

It is an amenable number.

16015672201 is a deficient number, since it is larger than the sum of its proper divisors (340759031).

16015672201 is an equidigital number, since it uses as much as digits as its factorization.

16015672201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 340759030.

The product of its (nonzero) digits is 5040, while the sum is 31.

The spelling of 16015672201 in words is "sixteen billion, fifteen million, six hundred seventy-two thousand, two hundred one".