105204500154145 has 16 divisors (see below), whose sum is σ = 144280647429120. Its totient is φ = 72140133639744.

The previous prime is 105204500154109. The next prime is 105204500154151. The reversal of 105204500154145 is 541451005402501.

It is a cyclic number.

It is not a de Polignac number, because 105204500154145 - 2³⁵ = 105170140415777 is a prime.

It is a super-2 number, since 2×105204500154145² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34362576 + ... + 37298734.

It is an arithmetic number, because the mean of its divisors is an integer number (9017540464320).

Almost surely, 2^{105204500154145} is an apocalyptic number.

It is an amenable number.

105204500154145 is a deficient number, since it is larger than the sum of its proper divisors (39076147274975).

105204500154145 is a wasteful number, since it uses less digits than its factorization.

105204500154145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3959904.

The product of its (nonzero) digits is 80000, while the sum is 37.

Adding to 105204500154145 its reverse (541451005402501), we get a palindrome (646655505556646).

The spelling of 105204500154145 in words is "one hundred five trillion, two hundred four billion, five hundred million, one hundred fifty-four thousand, one hundred forty-five".