42150520512 has 168 divisors, whose sum is σ = 127311912000. Its totient is φ = 13296434688.

The previous prime is 42150520499. The next prime is 42150520561. The reversal of 42150520512 is 21502505124.

42150520512 is a `hidden beast` number, since 42 + 1 + 50 + 520 + 51 + 2 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15615739 + ... + 15618437.

It is an arithmetic number, because the mean of its divisors is an integer number (757809000).

Almost surely, 2^42150520512 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42150520512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63655956000).

42150520512 is an abundant number, since it is smaller than the sum of its proper divisors (85161391488).

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

42150520512 is a wasteful number, since it uses less digits than its factorization.

42150520512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4163 (or 4150 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 27.

The spelling of 42150520512 in words is "forty-two billion, one hundred fifty million, five hundred twenty thousand, five hundred twelve".