54250621136105 has 4 divisors (see below), whose sum is σ = 65100745363332. Its totient is φ = 43400496908880.

The previous prime is 54250621136099. The next prime is 54250621136137. The reversal of 54250621136105 is 50163112605245.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 33441550739689 + 20809070396416 = 5782867^2 + 4561696^2 .

It is not a de Polignac number, because 54250621136105 - 2⁴⁴ = 36658435091689 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5425062113606 + ... + 5425062113615.

It is an arithmetic number, because the mean of its divisors is an integer number (16275186340833).

Almost surely, 2^{54250621136105} is an apocalyptic number.

It is an amenable number.

54250621136105 is a deficient number, since it is larger than the sum of its proper divisors (10850124227227).

54250621136105 is a wasteful number, since it uses less digits than its factorization.

54250621136105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10850124227226.

The product of its (nonzero) digits is 216000, while the sum is 41.

The spelling of 54250621136105 in words is "fifty-four trillion, two hundred fifty billion, six hundred twenty-one million, one hundred thirty-six thousand, one hundred five".