42350005520 has 20 divisors (see below), whose sum is σ = 98463763020. Its totient is φ = 16940002176.

The previous prime is 42350005517. The next prime is 42350005543. The reversal of 42350005520 is 2550005324.

It can be written as a sum of positive squares in 2 ways, for example, as 27645047824 + 14704957696 = 166268^2 + 121264^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a self number, because there is not a number n which added to its sum of digits gives 42350005520.

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, 264687455 + ... + 264687614.

It is an arithmetic number, because the mean of its divisors is an integer number (4923188151).

Almost surely, 2^42350005520 is an apocalyptic number.

42350005520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

42350005520 is an abundant number, since it is smaller than the sum of its proper divisors (56113757500).

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

42350005520 is a wasteful number, since it uses less digits than its factorization.

42350005520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 529375082 (or 529375076 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 26.

The spelling of 42350005520 in words is "forty-two billion, three hundred fifty million, five thousand, five hundred twenty".