16950203801 has 2 divisors, whose sum is σ = 16950203802. Its totient is φ = 16950203800.

The previous prime is 16950203783. The next prime is 16950203807. The reversal of 16950203801 is 10830205961.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16731163801 + 219040000 = 129349^2 + 14800^2 .

It is a cyclic number.

It is not a de Polignac number, because 16950203801 - 2⁶ = 16950203737 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (16950203807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8475101900 + 8475101901.

It is an arithmetic number, because the mean of its divisors is an integer number (8475101901).

Almost surely, 2^16950203801 is an apocalyptic number.

It is an amenable number.

16950203801 is a deficient number, since it is larger than the sum of its proper divisors (1).

16950203801 is an equidigital number, since it uses as much as digits as its factorization.

16950203801 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12960, while the sum is 35.

The spelling of 16950203801 in words is "sixteen billion, nine hundred fifty million, two hundred three thousand, eight hundred one".