42612279841 has 4 divisors (see below), whose sum is σ = 42762853552. Its totient is φ = 42461706132.

The previous prime is 42612279839. The next prime is 42612279851. The reversal of 42612279841 is 14897221624.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 42612279841 - 2¹ = 42612279839 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 42612279791 and 42612279800.

It is not an unprimeable number, because it can be changed into a prime (42612279851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75286431 + ... + 75286996.

It is an arithmetic number, because the mean of its divisors is an integer number (10690713388).

Almost surely, 2^42612279841 is an apocalyptic number.

It is an amenable number.

42612279841 is a deficient number, since it is larger than the sum of its proper divisors (150573711).

42612279841 is a wasteful number, since it uses less digits than its factorization.

42612279841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150573710.

The product of its digits is 387072, while the sum is 46.

The spelling of 42612279841 in words is "forty-two billion, six hundred twelve million, two hundred seventy-nine thousand, eight hundred forty-one".