42422660424 has 24 divisors (see below), whose sum is σ = 114894705510. Its totient is φ = 14140886784.

The previous prime is 42422660417. The next prime is 42422660443. The reversal of 42422660424 is 42406622424.

42422660424 is a `hidden beast` number, since 4 + 2 + 4 + 2 + 26 + 604 + 24 = 666.

It can be written as a sum of positive squares in only one way, i.e., 23403492324 + 19019168100 = 152982^2 + 137910^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 294601737 + ... + 294601880.

Almost surely, 2^42422660424 is an apocalyptic number.

It is an amenable number.

42422660424 is an abundant number, since it is smaller than the sum of its proper divisors (72472045086).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42422660424 is a wasteful number, since it uses less digits than its factorization.

42422660424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 589203629 (or 589203622 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 36.

The spelling of 42422660424 in words is "forty-two billion, four hundred twenty-two million, six hundred sixty thousand, four hundred twenty-four".