104209405263 has 12 divisors (see below), whose sum is σ = 154025271400. Its totient is φ = 67857286896.

The previous prime is 104209405259. The next prime is 104209405271. The reversal of 104209405263 is 362504902401.

It is a happy number.

104209405263 is a `hidden beast` number, since 1 + 0 + 42 + 0 + 94 + 0 + 526 + 3 = 666.

It is not a de Polignac number, because 104209405263 - 2² = 104209405259 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104209405763) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 134637088 + ... + 134637861.

Almost surely, 2^104209405263 is an apocalyptic number.

104209405263 is a deficient number, since it is larger than the sum of its proper divisors (49815866137).

104209405263 is a wasteful number, since it uses less digits than its factorization.

104209405263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269274998 (or 269274995 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The spelling of 104209405263 in words is "one hundred four billion, two hundred nine million, four hundred five thousand, two hundred sixty-three".