104030106906891 has 64 divisors (see below), whose sum is σ = 152622522432000. Its totient is φ = 62506086988800.

The previous prime is 104030106906881. The next prime is 104030106906911. The reversal of 104030106906891 is 198609601030401.

It is a happy number.

It is not a de Polignac number, because 104030106906891 - 2¹⁹ = 104030106382603 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 104030106906891.

It is not an unprimeable number, because it can be changed into a prime (104030106906881) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 8405108695 + ... + 8405121071.

It is an arithmetic number, because the mean of its divisors is an integer number (2384726913000).

Almost surely, 2^{104030106906891} is an apocalyptic number.

104030106906891 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

104030106906891 is a deficient number, since it is larger than the sum of its proper divisors (48592415525109).

104030106906891 is a wasteful number, since it uses less digits than its factorization.

104030106906891 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15660.

The product of its (nonzero) digits is 279936, while the sum is 48.

The spelling of 104030106906891 in words is "one hundred four trillion, thirty billion, one hundred six million, nine hundred six thousand, eight hundred ninety-one".