11556654026453 has 16 divisors (see below), whose sum is σ = 12026506665600. Its totient is φ = 11091581941440.

The previous prime is 11556654026399. The next prime is 11556654026471. The reversal of 11556654026453 is 35462045665511.

It is a cyclic number.

It is not a de Polignac number, because 11556654026453 - 2⁶ = 11556654026389 is a prime.

It is a super-2 number, since 2×11556654026453² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11556654026395 and 11556654026404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11556654026353) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27035258 + ... + 27459396.

It is an arithmetic number, because the mean of its divisors is an integer number (751656666600).

Almost surely, 2^{11556654026453} is an apocalyptic number.

It is an amenable number.

11556654026453 is a deficient number, since it is larger than the sum of its proper divisors (469852639147).

11556654026453 is a wasteful number, since it uses less digits than its factorization.

11556654026453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 429772.

The product of its (nonzero) digits is 12960000, while the sum is 53.

The spelling of 11556654026453 in words is "eleven trillion, five hundred fifty-six billion, six hundred fifty-four million, twenty-six thousand, four hundred fifty-three".