104164536040 has 64 divisors (see below), whose sum is σ = 242464032720. Its totient is φ = 40247040000.

The previous prime is 104164536017. The next prime is 104164536043. The reversal of 104164536040 is 40635461401.

It can be written as a sum of positive squares in 8 ways, for example, as 76650352164 + 27514183876 = 276858^2 + 165874^2 .

It is a junction number, because it is equal to n+sod(n) for n = 104164535987 and 104164536005.

It is not an unprimeable number, because it can be changed into a prime (104164536043) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 148791 + ... + 480070.

Almost surely, 2^104164536040 is an apocalyptic number.

104164536040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

104164536040 is an abundant number, since it is smaller than the sum of its proper divisors (138299496680).

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

104164536040 is a wasteful number, since it uses less digits than its factorization.

104164536040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 629014 (or 629010 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 34.

Adding to 104164536040 its reverse (40635461401), we get a palindrome (144799997441).

The spelling of 104164536040 in words is "one hundred four billion, one hundred sixty-four million, five hundred thirty-six thousand, forty".