42884884871577 has 108 divisors (see below), whose sum is σ = 73186317182160. Its totient is φ = 24127852063392.

The previous prime is 42884884871519. The next prime is 42884884871603. The reversal of 42884884871577 is 77517848848824.

42884884871577 is a `hidden beast` number, since 4 + 2 + 8 + 8 + 4 + 88 + 487 + 1 + 57 + 7 = 666.

It is not a de Polignac number, because 42884884871577 - 2¹² = 42884884867481 is a prime.

It is a super-2 number, since 2×42884884871577² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 42884884871496 and 42884884871505.

It is not an unprimeable number, because it can be changed into a prime (42884884876577) by changing a digit.

It is a polite number, since it can be written in 107 ways as a sum of consecutive naturals, for example, 5263882618 + ... + 5263890764.

It is an arithmetic number, because the mean of its divisors is an integer number (677651085020).

Almost surely, 2^{42884884871577} is an apocalyptic number.

It is an amenable number.

42884884871577 is a deficient number, since it is larger than the sum of its proper divisors (30301432310583).

42884884871577 is a wasteful number, since it uses less digits than its factorization.

42884884871577 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10960 (or 10883 counting only the distinct ones).

The product of its digits is 7193231360, while the sum is 81.

The spelling of 42884884871577 in words is "forty-two trillion, eight hundred eighty-four billion, eight hundred eighty-four million, eight hundred seventy-one thousand, five hundred seventy-seven".