104173086240 has 72 divisors (see below), whose sum is σ = 355490661708. Its totient is φ = 27779489280.

The previous prime is 104173086233. The next prime is 104173086299. The reversal of 104173086240 is 42680371401.

104173086240 is a `hidden beast` number, since 10 + 4 + 17 + 3 + 0 + 8 + 624 + 0 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 94379212944 + 9793873296 = 307212^2 + 98964^2 .

It is a tau number, because it is divible by the number of its divisors (72).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 104173086195 and 104173086204.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 36169771 + ... + 36172650.

Almost surely, 2^104173086240 is an apocalyptic number.

104173086240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

104173086240 is an abundant number, since it is smaller than the sum of its proper divisors (251317575468).

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

104173086240 is a wasteful number, since it uses less digits than its factorization.

104173086240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72342442 (or 72342431 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 36.

The spelling of 104173086240 in words is "one hundred four billion, one hundred seventy-three million, eighty-six thousand, two hundred forty".