19636141689054 has 40 divisors (see below), whose sum is σ = 47999457466488. Its totient is φ = 5950345965840.

The previous prime is 19636141689001. The next prime is 19636141689173. The reversal of 19636141689054 is 45098614163691.

19636141689054 is a `hidden beast` number, since 1 + 9 + 6 + 3 + 614 + 1 + 6 + 8 + 9 + 0 + 5 + 4 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 19636141688982 and 19636141689000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 5509577817 + ... + 5509581380.

Almost surely, 2^{19636141689054} is an apocalyptic number.

19636141689054 is an abundant number, since it is smaller than the sum of its proper divisors (28363315777434).

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

19636141689054 is a wasteful number, since it uses less digits than its factorization.

19636141689054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11019159222 (or 11019159213 counting only the distinct ones).

The product of its (nonzero) digits is 33592320, while the sum is 63.

The spelling of 19636141689054 in words is "nineteen trillion, six hundred thirty-six billion, one hundred forty-one million, six hundred eighty-nine thousand, fifty-four".