11451455604423 has 16 divisors (see below), whose sum is σ = 16965192294400. Its totient is φ = 7634270940120.

The previous prime is 11451455604383. The next prime is 11451455604451. The reversal of 11451455604423 is 32440655415411.

11451455604423 is a `hidden beast` number, since 1 + 1 + 4 + 5 + 1 + 45 + 560 + 4 + 42 + 3 = 666.

It is not a de Polignac number, because 11451455604423 - 2⁹ = 11451455603911 is a prime.

It is a super-2 number, since 2×11451455604423² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11451455604223) 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, 6623418 + ... + 8171448.

It is an arithmetic number, because the mean of its divisors is an integer number (1060324518400).

Almost surely, 2^{11451455604423} is an apocalyptic number.

11451455604423 is a deficient number, since it is larger than the sum of its proper divisors (5513736689977).

11451455604423 is a wasteful number, since it uses less digits than its factorization.

11451455604423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1822019 (or 1822013 counting only the distinct ones).

The product of its (nonzero) digits is 1152000, while the sum is 45.

The spelling of 11451455604423 in words is "eleven trillion, four hundred fifty-one billion, four hundred fifty-five million, six hundred four thousand, four hundred twenty-three".