104136280920 has 192 divisors, whose sum is σ = 387004288320. Its totient is φ = 23789509632.

The previous prime is 104136280861. The next prime is 104136280951. The reversal of 104136280920 is 29082631401.

104136280920 is a `hidden beast` number, since 1 + 0 + 4 + 1 + 3 + 628 + 0 + 9 + 20 = 666.

104136280920 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5022094 + ... + 5042786.

It is an arithmetic number, because the mean of its divisors is an integer number (2015647335).

Almost surely, 2^104136280920 is an apocalyptic number.

104136280920 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 104136280920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (193502144160).

104136280920 is an abundant number, since it is smaller than the sum of its proper divisors (282868007400).

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

104136280920 is a wasteful number, since it uses less digits than its factorization.

104136280920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22714 (or 22707 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The spelling of 104136280920 in words is "one hundred four billion, one hundred thirty-six million, two hundred eighty thousand, nine hundred twenty".