104523205654512 has 180 divisors, whose sum is σ = 311964743079496. Its totient is φ = 33899416790400.

The previous prime is 104523205654501. The next prime is 104523205654519. The reversal of 104523205654512 is 215456502325401.

104523205654512 is a `hidden beast` number, since 1 + 0 + 4 + 5 + 2 + 32 + 0 + 56 + 54 + 512 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104523205654519) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 9571114 + ... + 17339337.

Almost surely, 2^{104523205654512} is an apocalyptic number.

104523205654512 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

104523205654512 is an abundant number, since it is smaller than the sum of its proper divisors (207441537424984).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

104523205654512 is an frugal number, since it uses more digits than its factorization.

104523205654512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26910520 (or 26910493 counting only the distinct ones).

The product of its (nonzero) digits is 1440000, while the sum is 45.

Adding to 104523205654512 its reverse (215456502325401), we get a palindrome (319979707979913).

The spelling of 104523205654512 in words is "one hundred four trillion, five hundred twenty-three billion, two hundred five million, six hundred fifty-four thousand, five hundred twelve".