11451326106653 has 4 divisors (see below), whose sum is σ = 11451372334080. Its totient is φ = 11451279879228.

The previous prime is 11451326106613. The next prime is 11451326106677. The reversal of 11451326106653 is 35660162315411.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11451326106653 is a prime.

It is a super-2 number, since 2×11451326106653² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11451326106613) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22740125 + ... + 23238242.

It is an arithmetic number, because the mean of its divisors is an integer number (2862843083520).

Almost surely, 2^{11451326106653} is an apocalyptic number.

It is an amenable number.

11451326106653 is a deficient number, since it is larger than the sum of its proper divisors (46227427).

11451326106653 is an equidigital number, since it uses as much as digits as its factorization.

11451326106653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46227426.

The product of its (nonzero) digits is 388800, while the sum is 44.

The spelling of 11451326106653 in words is "eleven trillion, four hundred fifty-one billion, three hundred twenty-six million, one hundred six thousand, six hundred fifty-three".