11554154244553 has 8 divisors (see below), whose sum is σ = 11566896750848. Its totient is φ = 11541418233984.

The previous prime is 11554154244547. The next prime is 11554154244557. The reversal of 11554154244553 is 35544245145511.

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 11554154244553 - 2⁹ = 11554154244041 is a prime.

It is a super-2 number, since 2×11554154244553² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11554154244497 and 11554154244506.

It is not an unprimeable number, because it can be changed into a prime (11554154244557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1939801 + ... + 5183737.

It is an arithmetic number, because the mean of its divisors is an integer number (1445862093856).

Almost surely, 2^{11554154244553} is an apocalyptic number.

It is an amenable number.

11554154244553 is a deficient number, since it is larger than the sum of its proper divisors (12742506295).

11554154244553 is a wasteful number, since it uses less digits than its factorization.

11554154244553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3247863.

The product of its digits is 4800000, while the sum is 49.

The spelling of 11554154244553 in words is "eleven trillion, five hundred fifty-four billion, one hundred fifty-four million, two hundred forty-four thousand, five hundred fifty-three".