42215464875 has 16 divisors (see below), whose sum is σ = 70246534176. Its totient is φ = 22514914400.

The previous prime is 42215464817. The next prime is 42215464877. The reversal of 42215464875 is 57846451224.

It is not a de Polignac number, because 42215464875 - 2¹⁵ = 42215432107 is a prime.

It is a super-2 number, since 2×42215464875² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (42215464877) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56286912 + ... + 56287661.

It is an arithmetic number, because the mean of its divisors is an integer number (4390408386).

Almost surely, 2^42215464875 is an apocalyptic number.

42215464875 is a deficient number, since it is larger than the sum of its proper divisors (28031069301).

42215464875 is a wasteful number, since it uses less digits than its factorization.

42215464875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112574591 (or 112574581 counting only the distinct ones).

The product of its digits is 2150400, while the sum is 48.

The spelling of 42215464875 in words is "forty-two billion, two hundred fifteen million, four hundred sixty-four thousand, eight hundred seventy-five".