11554656513454 has 16 divisors (see below), whose sum is σ = 18352430614800. Its totient is φ = 5437213617024.

The previous prime is 11554656513419. The next prime is 11554656513509. The reversal of 11554656513454 is 45431565645511.

It is a junction number, because it is equal to n+sod(n) for n = 11554656513395 and 11554656513404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7802784 + ... + 9164755.

It is an arithmetic number, because the mean of its divisors is an integer number (1147026913425).

Almost surely, 2^{11554656513454} is an apocalyptic number.

11554656513454 is a deficient number, since it is larger than the sum of its proper divisors (6797774101346).

11554656513454 is a wasteful number, since it uses less digits than its factorization.

11554656513454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16987587.

The product of its digits is 21600000, while the sum is 55.

The spelling of 11554656513454 in words is "eleven trillion, five hundred fifty-four billion, six hundred fifty-six million, five hundred thirteen thousand, four hundred fifty-four".