10523215452563 has 4 divisors (see below), whose sum is σ = 11479871402808. Its totient is φ = 9566559502320.

The previous prime is 10523215452553. The next prime is 10523215452667. The reversal of 10523215452563 is 36525451232501.

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 10523215452563 - 2⁸ = 10523215452307 is a prime.

It is a super-2 number, since 2×10523215452563² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10523215452553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 478327975106 + ... + 478327975127.

It is an arithmetic number, because the mean of its divisors is an integer number (2869967850702).

Almost surely, 2^{10523215452563} is an apocalyptic number.

10523215452563 is a deficient number, since it is larger than the sum of its proper divisors (956655950245).

10523215452563 is an equidigital number, since it uses as much as digits as its factorization.

10523215452563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 956655950244.

The product of its (nonzero) digits is 1080000, while the sum is 44.

The spelling of 10523215452563 in words is "ten trillion, five hundred twenty-three billion, two hundred fifteen million, four hundred fifty-two thousand, five hundred sixty-three".