42546192885 has 96 divisors (see below), whose sum is σ = 89352886272. Its totient is φ = 18313413120.

The previous prime is 42546192883. The next prime is 42546192889. The reversal of 42546192885 is 58829164524.

42546192885 is a `hidden beast` number, since 4 + 2 + 546 + 1 + 92 + 8 + 8 + 5 = 666.

It is not a de Polignac number, because 42546192885 - 2¹ = 42546192883 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42546192883) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 302427 + ... + 420183.

It is an arithmetic number, because the mean of its divisors is an integer number (930759232).

Almost surely, 2^42546192885 is an apocalyptic number.

42546192885 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

42546192885 is an abundant number, since it is smaller than the sum of its proper divisors (46806693387).

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

42546192885 is a wasteful number, since it uses less digits than its factorization.

42546192885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117843 (or 117840 counting only the distinct ones).

The product of its digits is 5529600, while the sum is 54.

The spelling of 42546192885 in words is "forty-two billion, five hundred forty-six million, one hundred ninety-two thousand, eight hundred eighty-five".