104566435020 has 288 divisors, whose sum is σ = 353613012480. Its totient is φ = 24889835520.

The previous prime is 104566435019. The next prime is 104566435063. The reversal of 104566435020 is 20534665401.

104566435020 is a `hidden beast` number, since 1 + 0 + 4 + 5 + 6 + 643 + 5 + 0 + 2 + 0 = 666.

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

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 5260300 + ... + 5280140.

It is an arithmetic number, because the mean of its divisors is an integer number (1227822960).

Almost surely, 2^104566435020 is an apocalyptic number.

104566435020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 104566435020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (176806506240).

104566435020 is an abundant number, since it is smaller than the sum of its proper divisors (249046577460).

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

104566435020 is a wasteful number, since it uses less digits than its factorization.

104566435020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19965 (or 19960 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

The spelling of 104566435020 in words is "one hundred four billion, five hundred sixty-six million, four hundred thirty-five thousand, twenty".