16679579201 has 2 divisors, whose sum is σ = 16679579202. Its totient is φ = 16679579200.

The previous prime is 16679579197. The next prime is 16679579207. The reversal of 16679579201 is 10297597661.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15415705600 + 1263873601 = 124160^2 + 35551^2 .

It is a cyclic number.

It is not a de Polignac number, because 16679579201 - 2² = 16679579197 is a prime.

It is not a weakly prime, because it can be changed into another prime (16679579207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8339789600 + 8339789601.

It is an arithmetic number, because the mean of its divisors is an integer number (8339789601).

Almost surely, 2^16679579201 is an apocalyptic number.

It is an amenable number.

16679579201 is a deficient number, since it is larger than the sum of its proper divisors (1).

16679579201 is an equidigital number, since it uses as much as digits as its factorization.

16679579201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1428840, while the sum is 53.

The spelling of 16679579201 in words is "sixteen billion, six hundred seventy-nine million, five hundred seventy-nine thousand, two hundred one".