23354453454011 has 16 divisors (see below), whose sum is σ = 24326488892160. Its totient is φ = 22400435806560.

The previous prime is 23354453453987. The next prime is 23354453454053. The reversal of 23354453454011 is 11045435445332.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23354453454011 is a prime.

It is a super-2 number, since 2×23354453454011² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23354453451011) 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, 20856560 + ... + 21947778.

It is an arithmetic number, because the mean of its divisors is an integer number (1520405555760).

Almost surely, 2^{23354453454011} is an apocalyptic number.

23354453454011 is a deficient number, since it is larger than the sum of its proper divisors (972035438149).

23354453454011 is a wasteful number, since it uses less digits than its factorization.

23354453454011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1099474.

The product of its (nonzero) digits is 1728000, while the sum is 44.

Adding to 23354453454011 its reverse (11045435445332), we get a palindrome (34399888899343).

The spelling of 23354453454011 in words is "twenty-three trillion, three hundred fifty-four billion, four hundred fifty-three million, four hundred fifty-four thousand, eleven".