11245644343551 has 8 divisors (see below), whose sum is σ = 14994211733424. Its totient is φ = 7497086591360.

The previous prime is 11245644343543. The next prime is 11245644343561. The reversal of 11245644343551 is 15534344654211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11245644343551 - 2³ = 11245644343543 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11245644343551.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11245644343511) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1004065 + ... + 4847621.

It is an arithmetic number, because the mean of its divisors is an integer number (1874276466678).

Almost surely, 2^{11245644343551} is an apocalyptic number.

11245644343551 is a deficient number, since it is larger than the sum of its proper divisors (3748567389873).

11245644343551 is an equidigital number, since it uses as much as digits as its factorization.

11245644343551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4818841.

The product of its digits is 3456000, while the sum is 48.

Adding to 11245644343551 its reverse (15534344654211), we get a palindrome (26779988997762).

The spelling of 11245644343551 in words is "eleven trillion, two hundred forty-five billion, six hundred forty-four million, three hundred forty-three thousand, five hundred fifty-one".