104235464639 has 8 divisors (see below), whose sum is σ = 106696719360. Its totient is φ = 101775899736.

The previous prime is 104235464611. The next prime is 104235464659. The reversal of 104235464639 is 936464532401.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-104235464639 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 104235464593 and 104235464602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104235464609) 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 7 ways as a sum of consecutive naturals, for example, 297197 + ... + 544790.

It is an arithmetic number, because the mean of its divisors is an integer number (13337089920).

Almost surely, 2^104235464639 is an apocalyptic number.

104235464639 is a deficient number, since it is larger than the sum of its proper divisors (2461254721).

104235464639 is an equidigital number, since it uses as much as digits as its factorization.

104235464639 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 844909.

The product of its (nonzero) digits is 1866240, while the sum is 47.

The spelling of 104235464639 in words is "one hundred four billion, two hundred thirty-five million, four hundred sixty-four thousand, six hundred thirty-nine".