42774883161 has 8 divisors (see below), whose sum is σ = 57034441440. Its totient is φ = 28515956832.

The previous prime is 42774883133. The next prime is 42774883181. The reversal of 42774883161 is 16138847724.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 42774883161 - 2²⁶ = 42707774297 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42774883181) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32901 + ... + 294333.

It is an arithmetic number, because the mean of its divisors is an integer number (7129305180).

Almost surely, 2^42774883161 is an apocalyptic number.

It is an amenable number.

42774883161 is a deficient number, since it is larger than the sum of its proper divisors (14259558279).

42774883161 is a wasteful number, since it uses less digits than its factorization.

42774883161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 315975.

The product of its digits is 1806336, while the sum is 51.

The spelling of 42774883161 in words is "forty-two billion, seven hundred seventy-four million, eight hundred eighty-three thousand, one hundred sixty-one".