10140043664651 has 2 divisors, whose sum is σ = 10140043664652. Its totient is φ = 10140043664650.

The previous prime is 10140043664629. The next prime is 10140043664677. The reversal of 10140043664651 is 15646634004101.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10140043664651 - 2³⁰ = 10138969922827 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10140043664599 and 10140043664608.

It is not a weakly prime, because it can be changed into another prime (10140043664551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5070021832325 + 5070021832326.

It is an arithmetic number, because the mean of its divisors is an integer number (5070021832326).

Almost surely, 2^{10140043664651} is an apocalyptic number.

10140043664651 is a deficient number, since it is larger than the sum of its proper divisors (1).

10140043664651 is an equidigital number, since it uses as much as digits as its factorization.

10140043664651 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 207360, while the sum is 41.

Adding to 10140043664651 its reverse (15646634004101), we get a palindrome (25786677668752).

The spelling of 10140043664651 in words is "ten trillion, one hundred forty billion, forty-three million, six hundred sixty-four thousand, six hundred fifty-one".