10011750445909 has 2 divisors, whose sum is σ = 10011750445910. Its totient is φ = 10011750445908.

The previous prime is 10011750445897. The next prime is 10011750445987. The reversal of 10011750445909 is 90954405711001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5974343397009 + 4037407048900 = 2444247^2 + 2009330^2 .

It is a cyclic number.

It is not a de Polignac number, because 10011750445909 - 2²¹ = 10011748348757 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10011750445009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5005875222954 + 5005875222955.

It is an arithmetic number, because the mean of its divisors is an integer number (5005875222955).

Almost surely, 2^{10011750445909} is an apocalyptic number.

It is an amenable number.

10011750445909 is a deficient number, since it is larger than the sum of its proper divisors (1).

10011750445909 is an equidigital number, since it uses as much as digits as its factorization.

10011750445909 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 226800, while the sum is 46.

The spelling of 10011750445909 in words is "ten trillion, eleven billion, seven hundred fifty million, four hundred forty-five thousand, nine hundred nine".