10245442556651 has 2 divisors, whose sum is σ = 10245442556652. Its totient is φ = 10245442556650.

The previous prime is 10245442556627. The next prime is 10245442556689. The reversal of 10245442556651 is 15665524454201.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (15665524454201) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10245442556651 - 2²⁶ = 10245375447787 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10245442556651.

It is not a weakly prime, because it can be changed into another prime (10245442556351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5122721278325 + 5122721278326.

It is an arithmetic number, because the mean of its divisors is an integer number (5122721278326).

Almost surely, 2^{10245442556651} is an apocalyptic number.

10245442556651 is a deficient number, since it is larger than the sum of its proper divisors (1).

10245442556651 is an equidigital number, since it uses as much as digits as its factorization.

10245442556651 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5760000, while the sum is 50.

The spelling of 10245442556651 in words is "ten trillion, two hundred forty-five billion, four hundred forty-two million, five hundred fifty-six thousand, six hundred fifty-one".