11206742563 has 4 divisors (see below), whose sum is σ = 11222549680. Its totient is φ = 11190935448.

The previous prime is 11206742537. The next prime is 11206742587. The reversal of 11206742563 is 36524760211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 36524760211 = 479 ⋅76252109.

It is a cyclic number.

It is not a de Polignac number, because 11206742563 - 2²⁹ = 10669871651 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11206742863) 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, 7902495 + ... + 7903912.

It is an arithmetic number, because the mean of its divisors is an integer number (2805637420).

Almost surely, 2^11206742563 is an apocalyptic number.

11206742563 is a deficient number, since it is larger than the sum of its proper divisors (15807117).

11206742563 is an equidigital number, since it uses as much as digits as its factorization.

11206742563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15807116.

The product of its (nonzero) digits is 60480, while the sum is 37.

The spelling of 11206742563 in words is "eleven billion, two hundred six million, seven hundred forty-two thousand, five hundred sixty-three".