11248455744547 has 4 divisors (see below), whose sum is σ = 12855377993776. Its totient is φ = 9641533495320.

The previous prime is 11248455744541. The next prime is 11248455744571. The reversal of 11248455744547 is 74544755484211.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11248455744547 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11248455744541) 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, 803461124604 + ... + 803461124617.

It is an arithmetic number, because the mean of its divisors is an integer number (3213844498444).

Almost surely, 2^{11248455744547} is an apocalyptic number.

11248455744547 is a deficient number, since it is larger than the sum of its proper divisors (1606922249229).

11248455744547 is an equidigital number, since it uses as much as digits as its factorization.

11248455744547 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1606922249228.

The product of its digits is 100352000, while the sum is 61.

The spelling of 11248455744547 in words is "eleven trillion, two hundred forty-eight billion, four hundred fifty-five million, seven hundred forty-four thousand, five hundred forty-seven".