11051642323423 has 4 divisors (see below), whose sum is σ = 11901768656008. Its totient is φ = 10201515990840.

The previous prime is 11051642323361. The next prime is 11051642323433. The reversal of 11051642323423 is 32432324615011.

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-11051642323423 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11051642323433) 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, 425063166273 + ... + 425063166298.

It is an arithmetic number, because the mean of its divisors is an integer number (2975442164002).

Almost surely, 2^{11051642323423} is an apocalyptic number.

11051642323423 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

11051642323423 is a deficient number, since it is larger than the sum of its proper divisors (850126332585).

11051642323423 is an equidigital number, since it uses as much as digits as its factorization.

11051642323423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 850126332584.

The product of its (nonzero) digits is 103680, while the sum is 37.

Adding to 11051642323423 its reverse (32432324615011), we get a palindrome (43483966938434).

The spelling of 11051642323423 in words is "eleven trillion, fifty-one billion, six hundred forty-two million, three hundred twenty-three thousand, four hundred twenty-three".