104921806041 has 24 divisors (see below), whose sum is σ = 164177478920. Its totient is φ = 64567253088.

The previous prime is 104921806021. The next prime is 104921806049. The reversal of 104921806041 is 140608129401.

104921806041 is a `hidden beast` number, since 1 + 0 + 49 + 2 + 1 + 8 + 0 + 604 + 1 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 66904995600 + 38016810441 = 258660^2 + 194979^2 .

It is not a de Polignac number, because 104921806041 - 2⁶ = 104921805977 is a prime.

It is a super-2 number, since 2×104921806041² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 104921805987 and 104921806005.

It is not an unprimeable number, because it can be changed into a prime (104921806049) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2633386 + ... + 2672931.

Almost surely, 2^104921806041 is an apocalyptic number.

It is an amenable number.

104921806041 is a deficient number, since it is larger than the sum of its proper divisors (59255672879).

104921806041 is an equidigital number, since it uses as much as digits as its factorization.

104921806041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5306362 (or 5306333 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 36.

The spelling of 104921806041 in words is "one hundred four billion, nine hundred twenty-one million, eight hundred six thousand, forty-one".