42851560135752 has 24 divisors (see below), whose sum is σ = 116056308701190. Its totient is φ = 14283853378560.

The previous prime is 42851560135717. The next prime is 42851560135759. The reversal of 42851560135752 is 25753106515824.

42851560135752 is a `hidden beast` number, since 4 + 2 + 8 + 5 + 1 + 5 + 60 + 1 + 3 + 575 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 24887067825636 + 17964492310116 = 4988694^2 + 4238454^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is not an unprimeable number, because it can be changed into a prime (42851560135759) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 297580278649 + ... + 297580278792.

Almost surely, 2^{42851560135752} is an apocalyptic number.

It is an amenable number.

42851560135752 is an abundant number, since it is smaller than the sum of its proper divisors (73204748565438).

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

42851560135752 is a wasteful number, since it uses less digits than its factorization.

42851560135752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 595160557453 (or 595160557446 counting only the distinct ones).

The product of its (nonzero) digits is 10080000, while the sum is 54.

The spelling of 42851560135752 in words is "forty-two trillion, eight hundred fifty-one billion, five hundred sixty million, one hundred thirty-five thousand, seven hundred fifty-two".