42237296641 has 4 divisors (see below), whose sum is σ = 42237710784. Its totient is φ = 42236882500.

The previous prime is 42237296627. The next prime is 42237296681. The reversal of 42237296641 is 14669273224.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 42237296641 - 2²⁹ = 41700425729 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 42237296591 and 42237296600.

It is not an unprimeable number, because it can be changed into a prime (42237296681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65556 + ... + 297946.

It is an arithmetic number, because the mean of its divisors is an integer number (10559427696).

Almost surely, 2^42237296641 is an apocalyptic number.

It is an amenable number.

42237296641 is a deficient number, since it is larger than the sum of its proper divisors (414143).

42237296641 is a wasteful number, since it uses less digits than its factorization.

42237296641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 414142.

The product of its digits is 870912, while the sum is 46.

The spelling of 42237296641 in words is "forty-two billion, two hundred thirty-seven million, two hundred ninety-six thousand, six hundred forty-one".