11351441555542 has 8 divisors (see below), whose sum is σ = 18575086181832. Its totient is φ = 5159746161600.

The previous prime is 11351441555533. The next prime is 11351441555557. The reversal of 11351441555542 is 24555514415311.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 11351441555492 and 11351441555501.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 257987308059 + ... + 257987308102.

It is an arithmetic number, because the mean of its divisors is an integer number (2321885772729).

Almost surely, 2^{11351441555542} is an apocalyptic number.

11351441555542 is a deficient number, since it is larger than the sum of its proper divisors (7223644626290).

11351441555542 is a wasteful number, since it uses less digits than its factorization.

11351441555542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 515974616174.

The product of its digits is 1200000, while the sum is 46.

The spelling of 11351441555542 in words is "eleven trillion, three hundred fifty-one billion, four hundred forty-one million, five hundred fifty-five thousand, five hundred forty-two".