54521456161211 has 32 divisors (see below), whose sum is σ = 60181553402880. Its totient is φ = 49085855812224.

The previous prime is 54521456161199. The next prime is 54521456161297. The reversal of 54521456161211 is 11216165412545.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 54521456161211 - 2³⁰ = 54520382419387 is a prime.

It is not an unprimeable number, because it can be changed into a prime (54521456160211) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 505837721 + ... + 505945493.

It is an arithmetic number, because the mean of its divisors is an integer number (1880673543840).

Almost surely, 2^{54521456161211} is an apocalyptic number.

54521456161211 is a deficient number, since it is larger than the sum of its proper divisors (5660097241669).

54521456161211 is a wasteful number, since it uses less digits than its factorization.

54521456161211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113595.

The product of its digits is 288000, while the sum is 44.

The spelling of 54521456161211 in words is "fifty-four trillion, five hundred twenty-one billion, four hundred fifty-six million, one hundred sixty-one thousand, two hundred eleven".