42208924161 has 8 divisors (see below), whose sum is σ = 56279876224. Its totient is φ = 28138627440.

The previous prime is 42208924157. The next prime is 42208924171. The reversal of 42208924161 is 16142980224.

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

It is not a de Polignac number, because 42208924161 - 2² = 42208924157 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42208924151) 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, 14040 + ... + 290886.

It is an arithmetic number, because the mean of its divisors is an integer number (7034984528).

Almost surely, 2^42208924161 is an apocalyptic number.

It is an amenable number.

42208924161 is a deficient number, since it is larger than the sum of its proper divisors (14070952063).

42208924161 is a wasteful number, since it uses less digits than its factorization.

42208924161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 327671.

The product of its (nonzero) digits is 55296, while the sum is 39.

The spelling of 42208924161 in words is "forty-two billion, two hundred eight million, nine hundred twenty-four thousand, one hundred sixty-one".