442186512143475 has 48 divisors (see below), whose sum is σ = 797699481108480. Its totient is φ = 214351576483200.

The previous prime is 442186512143461. The next prime is 442186512143483. The reversal of 442186512143475 is 574341215681244.

It is not a de Polignac number, because 442186512143475 - 2¹⁰ = 442186512142451 is a prime.

It is a super-2 number, since 2×442186512143475² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 48129204 + ... + 56575553.

It is an arithmetic number, because the mean of its divisors is an integer number (16618739189760).

Almost surely, 2^{442186512143475} is an apocalyptic number.

442186512143475 is a deficient number, since it is larger than the sum of its proper divisors (355512968965005).

442186512143475 is a wasteful number, since it uses less digits than its factorization.

442186512143475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104709900 (or 104709895 counting only the distinct ones).

The product of its digits is 25804800, while the sum is 57.

The spelling of 442186512143475 in words is "four hundred forty-two trillion, one hundred eighty-six billion, five hundred twelve million, one hundred forty-three thousand, four hundred seventy-five".