10245442515523 has 4 divisors (see below), whose sum is σ = 10254073892040. Its totient is φ = 10236811139008.

The previous prime is 10245442515493. The next prime is 10245442515541. The reversal of 10245442515523 is 32551524454201.

10245442515523 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10245442515523 - 2¹³ = 10245442507331 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10245442515523.

It is not an unprimeable number, because it can be changed into a prime (10245442515923) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4315686478 + ... + 4315688851.

It is an arithmetic number, because the mean of its divisors is an integer number (2563518473010).

Almost surely, 2^{10245442515523} is an apocalyptic number.

10245442515523 is a deficient number, since it is larger than the sum of its proper divisors (8631376517).

10245442515523 is an equidigital number, since it uses as much as digits as its factorization.

10245442515523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8631376516.

The product of its (nonzero) digits is 960000, while the sum is 43.

Adding to 10245442515523 its reverse (32551524454201), we get a palindrome (42796966969724).

The spelling of 10245442515523 in words is "ten trillion, two hundred forty-five billion, four hundred forty-two million, five hundred fifteen thousand, five hundred twenty-three".