104520432312 has 144 divisors (see below), whose sum is σ = 289023433920. Its totient is φ = 34116733440.

The previous prime is 104520432301. The next prime is 104520432343. The reversal of 104520432312 is 213234025401.

104520432312 is a `hidden beast` number, since 104 + 520 + 4 + 3 + 2 + 31 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 172191513 + ... + 172192119.

It is an arithmetic number, because the mean of its divisors is an integer number (2007107180).

Almost surely, 2^104520432312 is an apocalyptic number.

104520432312 is a gapful number since it is divisible by the number (12) 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 104520432312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (144511716960).

104520432312 is an abundant number, since it is smaller than the sum of its proper divisors (184503001608).

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

104520432312 is a wasteful number, since it uses less digits than its factorization.

104520432312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1054 (or 866 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

Adding to 104520432312 its reverse (213234025401), we get a palindrome (317754457713).

The spelling of 104520432312 in words is "one hundred four billion, five hundred twenty million, four hundred thirty-two thousand, three hundred twelve".