42405111030 has 64 divisors (see below), whose sum is σ = 102276128448. Its totient is φ = 11252183040.

The previous prime is 42405111011. The next prime is 42405111037. The reversal of 42405111030 is 3011150424.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 42405110988 and 42405111006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42405111037) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5465634 + ... + 5473386.

It is an arithmetic number, because the mean of its divisors is an integer number (1598064507).

Almost surely, 2^42405111030 is an apocalyptic number.

42405111030 is an abundant number, since it is smaller than the sum of its proper divisors (59871017418).

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

42405111030 is a wasteful number, since it uses less digits than its factorization.

42405111030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8641.

The product of its (nonzero) digits is 480, while the sum is 21.

Adding to 42405111030 its reverse (3011150424), we get a palindrome (45416261454).

The spelling of 42405111030 in words is "forty-two billion, four hundred five million, one hundred eleven thousand, thirty".