104643330450520 has 16 divisors (see below), whose sum is σ = 235447493513760. Its totient is φ = 41857332180192.

The previous prime is 104643330450487. The next prime is 104643330450541. The reversal of 104643330450520 is 25054033346401.

It is a Harshad number since it is a multiple of its sum of digits (40), and also a Moran number because the ratio is a prime number: 2616083261263 = 104643330450520 / (1 + 0 + 4 + 6 + 4 + 3 + 3 + 3 + 0 + 4 + 5 + 0 + 5 + 2 + 0).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1308041630592 + ... + 1308041630671.

It is an arithmetic number, because the mean of its divisors is an integer number (14715468344610).

Almost surely, 2^{104643330450520} is an apocalyptic number.

104643330450520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

104643330450520 is an abundant number, since it is smaller than the sum of its proper divisors (130804163063240).

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

104643330450520 is a wasteful number, since it uses less digits than its factorization.

104643330450520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2616083261274 (or 2616083261270 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 40.

Adding to 104643330450520 its reverse (25054033346401), we get a palindrome (129697363796921).

The spelling of 104643330450520 in words is "one hundred four trillion, six hundred forty-three billion, three hundred thirty million, four hundred fifty thousand, five hundred twenty".