42222504437 has 4 divisors (see below), whose sum is σ = 42505877100. Its totient is φ = 41939131776.

The previous prime is 42222504419. The next prime is 42222504469. The reversal of 42222504437 is 73440522224.

42222504437 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 23423078116 + 18799426321 = 153046^2 + 137111^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42222504437 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 42222504397 and 42222504406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42222504637) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 141686108 + ... + 141686405.

It is an arithmetic number, because the mean of its divisors is an integer number (10626469275).

Almost surely, 2^42222504437 is an apocalyptic number.

It is an amenable number.

42222504437 is a deficient number, since it is larger than the sum of its proper divisors (283372663).

42222504437 is a wasteful number, since it uses less digits than its factorization.

42222504437 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 283372662.

The product of its (nonzero) digits is 107520, while the sum is 35.

The spelling of 42222504437 in words is "forty-two billion, two hundred twenty-two million, five hundred four thousand, four hundred thirty-seven".