10140421265573 has 2 divisors, whose sum is σ = 10140421265574. Its totient is φ = 10140421265572.

The previous prime is 10140421265561. The next prime is 10140421265647. The reversal of 10140421265573 is 37556212404101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5790602138689 + 4349819126884 = 2406367^2 + 2085622^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10140421265573 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10140421265573.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10140421264573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5070210632786 + 5070210632787.

It is an arithmetic number, because the mean of its divisors is an integer number (5070210632787).

Almost surely, 2^{10140421265573} is an apocalyptic number.

It is an amenable number.

10140421265573 is a deficient number, since it is larger than the sum of its proper divisors (1).

10140421265573 is an equidigital number, since it uses as much as digits as its factorization.

10140421265573 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 201600, while the sum is 41.

Adding to 10140421265573 its reverse (37556212404101), we get a palindrome (47696633669674).

The spelling of 10140421265573 in words is "ten trillion, one hundred forty billion, four hundred twenty-one million, two hundred sixty-five thousand, five hundred seventy-three".