11423013451544 has 16 divisors (see below), whose sum is σ = 21940544130120. Its totient is φ = 5572201683520.

The previous prime is 11423013451543. The next prime is 11423013451573. The reversal of 11423013451544 is 44515431032411.

It is a super-3 number, since 3×11423013451544³ (a number of 40 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11423013451498 and 11423013451507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11423013451543) by changing a digit.

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, 17413129934 + ... + 17413130589.

Almost surely, 2^{11423013451544} is an apocalyptic number.

It is an amenable number.

11423013451544 is a deficient number, since it is larger than the sum of its proper divisors (10517530678576).

11423013451544 is a wasteful number, since it uses less digits than its factorization.

11423013451544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34826260570 (or 34826260566 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 38.

Adding to 11423013451544 its reverse (44515431032411), we get a palindrome (55938444483955).

The spelling of 11423013451544 in words is "eleven trillion, four hundred twenty-three billion, thirteen million, four hundred fifty-one thousand, five hundred forty-four".